Bousquet-Melou, M., & Petkovsek, M. (2002). Walks confined in a quadrant are not always D-finite.
Chicago Style (17th ed.) CitationBousquet-Melou, Mireille, and Marko Petkovsek. Walks Confined in a Quadrant Are Not Always D-finite. 2002.
MLA (9th ed.) CitationBousquet-Melou, Mireille, and Marko Petkovsek. Walks Confined in a Quadrant Are Not Always D-finite. 2002.
Warning: These citations may not always be 100% accurate.