APA (7th ed.) Citation

Calderón-Carrillo, Z. (2007). Correlation development between indentation parameters and unaxial compressive strength for colombian sandstones. ECOPETROL S.A.

Chicago Style (17th ed.) Citation

Calderón-Carrillo, Zuly. Correlation Development Between Indentation Parameters and Unaxial Compressive Strength for Colombian Sandstones. ECOPETROL S.A, 2007.

MLA (9th ed.) Citation

Calderón-Carrillo, Zuly. Correlation Development Between Indentation Parameters and Unaxial Compressive Strength for Colombian Sandstones. ECOPETROL S.A, 2007.

Warning: These citations may not always be 100% accurate.