Edmunds, D. E.
Function spaces, Entropy numbers, Differential operators - Cambridge Cambridge University Press 1996 - xi, 252p. - Cambridge tracts in mathematics. 120. .
978-0-521-56036-8
Function spaces, Entropy numbers, Differential operators - Cambridge Cambridge University Press 1996 - xi, 252p. - Cambridge tracts in mathematics. 120. .
978-0-521-56036-8