L.E. Elsgolts

E.E. " ยท L. E.

titleISBN-13
(ISBN-10)
year of publica-
tion
other author(s)
Introduction to the Theory and Application of Differential Equations, with Deviating Arguments978-O-12-23775O-1
(O-12-23775O-8)
1973S.B. Norkin

L E Farley