APA (7th ed.) Citation

Bailey, P. B., & Zettl, A. (2012). Sturm-Liouville eigenvalue characterizations. Texas State University.

Chicago Style (17th ed.) Citation

Bailey, Paul B., and Anton Zettl. Sturm-Liouville Eigenvalue Characterizations. Texas State University, 2012.

MLA (9th ed.) Citation

Bailey, Paul B., and Anton Zettl. Sturm-Liouville Eigenvalue Characterizations. Texas State University, 2012.

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