共 50 条
- [43] VARIATIONAL-PRINCIPLES FOR HYPOELLIPTIC EQUATIONS DOKLADY AKADEMII NAUK SSSR, 1985, 285 (02): : 302 - 305
- [46] VARIATIONAL-PRINCIPLES OF THE FILTRATION OF AN INCOMPRESSIBLE FLUID IN MEDIA WITH DUAL-POROSITY PMM JOURNAL OF APPLIED MATHEMATICS AND MECHANICS, 1993, 57 (01): : 75 - 80