Problems in differential equations /
Filippov, A. F.
Problems in differential equations / A. F. Filippov, [translated by] J. L. Brenner. - 2d ed. - San Francisco : Freeman, c1966. - ix, 172 p. : ill. - A Series of books in mathematics .
"Adapted from Problems in differential equations by A. F. Filippov."
Differential equations--Problems, exercises, etc.
Problems in differential equations / A. F. Filippov, [translated by] J. L. Brenner. - 2d ed. - San Francisco : Freeman, c1966. - ix, 172 p. : ill. - A Series of books in mathematics .
"Adapted from Problems in differential equations by A. F. Filippov."
Differential equations--Problems, exercises, etc.