TY  - JOUR
AU  - Fábera, Jiří
TI  - Czechoslovak conference on differential equations and their applications Equadiff 4
JO  - Czechoslovak Mathematical Journal
PY  - 1978
SP  - 339
EP  - 342
VL  - 28
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1978.101536/
DO  - 10.21136/CMJ.1978.101536
LA  - en
ID  - 10_21136_CMJ_1978_101536
ER  -