Differ. Uravn., 1991 Volume 27, Number 4, Pages 619–627
(Mi de7454)
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Partial Differential Equations
On the existence of smooth solutions of boundary value problems for a class of equations of mixed type
G. D. Dachev People's Republic of Bulgaria
UDC:
517.95 Received: 12.09.1989
English version:
Differential Equations, 1991,
27:4,
435–441
Bibliographic databases:
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