共 50 条
- [6] On the curves of a pencil touching an algebraic plane curve with higher singularities [J]. PROCEEDINGS OF THE KONINKLIJKE AKADEMIE VAN WETENSCHAPPEN TE AMSTERDAM, 1905, 7 : 112 - 117
- [10] LEVEL CURVES OF OPEN POLYNOMIAL FUNCTIONS ON THE REAL PLANE [J]. COMMUNICATIONS IN ALGEBRA, 1994, 22 (14) : 5973 - 5981