On random quadratic bottleneck assignment problems. - Rainer E. Burkard; Ulrich Fincke (Math. Program., 1982)

The asymptotic probabilistic behaviour of quadratic sum assignment problems. - Rainer E. Burkard; Ulrich Fincke (Z. Oper. Research, 1983)

Probabilistic asymptotic properties of some combinatorial optimization problems. - Rainer E. Burkard; Ulrich Fincke (Discret. Appl. Math., 1985)