Some properties of non-canonic systems of linear integro-differential equations.
(English).Časopis pro pěstování matematiky,
vol. 89
(1964),
issue 4,
pp. 470-491
[1] Doležal V.: The existence of a continuous basis of a certain linear subspace of Er which depends on a parameter. Čas. pěst. matem., 89, 1964, 466-469. MR 0181644