共 50 条
- [19] MIXED PROBLEM FOR A CLASS OF PARABOLIC EQUATIONS WITH A MULTIDIMENSIONAL TIME VARIABLE DOKLADI NA BOLGARSKATA AKADEMIYA NA NAUKITE, 1977, 30 (11): : 1525 - 1527
- [20] Boundary Problems for a Third-Order Equations with Changing Time Direction BULLETIN OF THE SOUTH URAL STATE UNIVERSITY SERIES-MATHEMATICAL MODELLING PROGRAMMING & COMPUTER SOFTWARE, 2012, (14): : 19 - 28