TY - BOOK AU - Whittaker, E. T. AU - Watson, G. N. PY - 1920 DA - 1920// TI - A Course of Modern Analysis PB - Cambridge University Press CY - Cambridge ID - Whittaker1920 ER - TY - BOOK AU - Hartman, P. PY - 1964 DA - 1964// TI - Ordinary Differential Equations PB - Wiley CY - New York ID - Hartman1964 ER - TY - BOOK AU - Agarwal, R. P. AU - Grace, S. R. AU - O’Regan, D. PY - 2002 DA - 2002// TI - Oscillation Theory for Second Order Linear, Half-Linear, Superlinear and Sublinear Dynamic Equations PB - Kluwer Academic CY - Dordrecht UR - https://doi.org/10.1007/978-94-017-2515-6 DO - 10.1007/978-94-017-2515-6 ID - Agarwal2002 ER - TY - JOUR AU - Wong, J. S. W. PY - 1968 DA - 1968// TI - On second-order nonlinear oscillation JO - Funkc. Ekvacioj VL - 11 ID - Wong1968 ER - TY - JOUR AU - Christodoulou, D. M. AU - Graham-Eagle, J. AU - Katatbeh, Q. D. PY - 2016 DA - 2016// TI - A program for predicting the intervals of oscillations in the solutions of ordinary second-order linear homogeneous differential equations JO - Adv. Differ. Equ. ID - Christodoulou2016 ER - TY - BOOK PY - 1972 DA - 1972// TI - Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables PB - Dover CY - New York ID - ref6 ER - TY - BOOK AU - Bell, W. W. PY - 2004 DA - 2004// TI - Special Functions for Scientists and Engineers PB - Dover CY - New York ID - Bell2004 ER -