1. 1
    ...A.A. Balkema,...
    Book
  2. 2
    Published 1989
    ...A. A. Balkema,...
    Conference Proceeding Book
  3. 3
    by Hoffmans, G. J. C. M.
    Published 1997
    ...A.A. Balkema,...
    Book
  4. 4
    Published 2001
    ...A.A. Balkema Publishers,...
    Book