Monitoring and Measuring Document Delivery Service. Papers and Reports, No. 2.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	Pings, Vern M.
Format:	Recurso educativo Open Access
Language:	en
Published:	1969
Subjects:	Cost Effectiveness Costs Data Analysis Interlibrary Loans Library Circulation Library Networks Library Services Medical Libraries Operations Research Program Evaluation Regional Libraries Time Use Studies
Online Access:	Acceder al recurso
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Random Time Sampling With Self-Observation for Library Cost Studies: Unit Costs of Interlibrary Loans and Photocopies at a Regional Medical Library
by: Spencer, Carol C.
Published: (1971)

A Study of the Access to the Scholarly Record From a Hospital Health Science Core Collection.
by: Williams, James F., II, et al.
Published: (1970)

Direct and Overhead Interlibrary Lending Costs of the Pacific Southwest Regional Medical Library Service, 1 June 1976-31 May 1977.
by: Neustaetter, Thomas M.
Published: (1977)

Improved Document Delivery Service
by: Pings, Vern M.
Published: (1974)

The Union Catalog--Its Cost Versus Its Benefit to a Network
by: Olson, Paul E.
Published: (1976)

A Study of Library Network Alternatives for the State of Washington. Final Report.
by: Reynolds, Maryan E., et al.
Published: (1970)

Analysis of the Midwest Medical Union Catalog. Final Report.
by: Olson, Paul E., et al.
Published: (1975)

Subsidizing Unmediated Document Delivery: Current Models and a Case Study.
by: Sellers, Minna, et al.
Published: (1995)

Relationships of Biomedical Information Services. Final Report.
by: Cruzat, Gwendolyn S.
Published: (1969)

Effectiveness Criteria for Medical Libraries. Final Report.
by: Evans, G. Edward, et al.
Published: (1970)

Study of the Use of Interlibrary Loan Service in Clinical Environments.
by: Pings, Vern M.
Published: (1968)

Analysis of Interlibrary Loan Records from Demkee Medical Library Wooster Community Hospital, 1987-1992.
by: Kiser, Joyce M.
Published: (1994)

Fee-Based Services: Are They Worth It?
by: Smith, Wendy
Published: (1993)

Interlibrary Loan Requests for Biomedical Literature Originating from Kentucky, Ohio and Michigan Institutions. Papers and Reports, No. 1.
by: Monroe, Elizabeth Jean, et al.
Published: (1969)

Networking and School Library Media Centers: A Report of a Pilot Project of the Howard County (Maryland) Public School System and the Maryland Interlibrary Organization.
by: Walker, H. Thomas
Published: (1983)

Interlibrary Request and Loan Study; 1973 Report.
by: West, Martha W., et al.
Published: (1974)

"How Much Will It Cost?" Predictable Pricing of ILL Services: An Investigation and a Proposal.
by: Budd, John M., et al.
Published: (1991)

Feasibility of Cooperative Collecting of Exotic Foreign Language Serial Titles Among Health Sciences Libraries in California.
by: Gregor, Dorothy
Published: (1974)

An Interlibrary Loan Cost Study.
by: Connolly, Bruce, et al.
Published: (1983)

The Costs of Providing Access to Periodical Literature in Academic Libraries
by: Stewart, Blair
Published: (1977)

Evaluation Number Two, Texas State Library Communication Network, 1969.
Published: (1970)

An Analysis of Interlibrary Loan and Commercial Document Supply Performance.
by: Miller, Connie, et al.
Published: (1988)

Mountain-Valley Library System Delivery Study, 1977.
by: Trimm, Maureen
Published: (1977)

Preliminary Evaluation, Texas State Library Communication Network, 1968.
Published: (1969)

The Duplication of Monograph Holdings in the University of California Library System. Report No. ILR-74-004.
by: Cooper, William S., et al.
Published: (1974)

A Study of the Potential for Sharing Education Periodicals among the Southern UC Campuses.
by: Griffith, Jeffrey C.
Published: (1976)

Center for Research Libraries Study, Concordia University. Final Report.
by: Tallon, J.
Published: (1979)

Kentucky, Ohio, Michigan Regional Medical Library Program; A Discussion of Its Formation. Papers and Reports, No. 3.
by: Pings, Vern M.
Published: (1969)

Florida Library Information Network Project: A Comparative Study of OCLC, TWX, U.S. Mail, and Closed-Circuit Teletype February 2, 1981-March 31, 1981 With Recommendations.
by: Gorin, Robert S., et al.
Published: (1981)

Materials Transfer: A Report of a Pilot Document Delivery Service, November 1969 - June 1970.
by: Pan, Elizabeth, et al.
Published: (1971)

Demand for Document Delivery and Interlibrary Loan in Academic Settings.
by: Kinnucan, Mark T.
Published: (1993)

A Report on MELSA's Cost-Use Study.
by: Rosenfeld, Joel
Published: (1975)

Library to Library: Rethinking Interlibrary Loan.
by: Jackson, Mary E.
Published: (1992)

Availability of Library Service to Osteopathic Physicians in Southeastern Michigan.
by: Malin, Joyce E., et al.
Published: (1968)

Collection Development--Evaluation.
by: Carrigan, Dennis P.
Published: (1996)

Dogma Clouds the Facts.
by: Ballard, Thomas H.
Published: (1985)

Nothing Succeeds Like Excess: An Essay on Interlibrary Loan.
by: Gore, Daniel
Published: (1982)

The Correct Use of Library Data Bases Can Improve Interlibrary Loan Efficiency.
by: Thompson, Dorothea M.
Published: (1980)

BOOK CATALOG AND CARD CATALOG--A COST AND SERVICE STUDY.
by: CHILDERS, THOMAS, et al.
Published: (1967)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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