A Relationship between optimality and efficiency in multicriteria 0-1 programming problems. - Rainer E. Burkard; Hans Keiding; Peter M. Pruzan; Jakob Krarup (Comput. Oper. Res., 1981)

Assessment of Approximate Algorithms: The Error Measure's Crucial Role. - Jakob Krarup; Peter M. Pruzan (BIT, 1986)