Books listed by ISBN
>
Springer
> R. M Kauffman
R. M Kauffman
title
ISBN-13
(ISBN-10)
year of publication
The deficiency index problem for powers of ordinary differential expressions
978-O-387-O8523-4
(O-387-O8523-8)
1977
M. K.
·
R.K.
·
R. M.
·
Robert M. Kauffman
R M Kelley