共 50 条
- [44] Some properties of neutral differential systems equations. BOLLETTINO DELLA UNIONE MATEMATICA ITALIANA, 2002, 5B (02): : 279 - 287
- [46] The theory of infinite integrable total differential equations. JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK, 1900, 122 : 0034 - 0038
- [47] The theory of algebraic first order differential equations. JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK, 1900, 122 : 0155 - 0163