共 50 条
- [1] SOLUBILITY CONDITIONS OF SOME BOUNDARY VALUE PROBLEMS FOR AN ORDINARY LINEAR SECOND-ORDER DIFFERENTIAL EQUATION [J]. DOKLADY AKADEMII NAUK SSSR, 1967, 174 (05): : 1018 - &
- [7] Boundary value problems for a second-order differential equation with involution in the second derivative and their solvability [J]. AIMS MATHEMATICS, 2023, 8 (11): : 26275 - 26289