Oscillation of solutions of a non-linear delay differential equation of the fourth order
Ján Futák (1975)
Archivum Mathematicum
Similarity:
Ján Futák (1975)
Archivum Mathematicum
Similarity:
Rudolf Oláh (1989)
Mathematica Slovaca
Similarity:
Božena Mihalíková, Pavol Šoltés (1985)
Mathematica Slovaca
Similarity: