Fandel, G., & Spronk, J. (1985). Multiple criteria decision methods and applications: Selected readings of the first international summer school Acireale, Sicily, September 1983. Springer-Verlag.

Fandel, Gunter, and Jaap Spronk. Multiple Criteria Decision Methods and Applications: Selected Readings of the First International Summer School Acireale, Sicily, September 1983. Berlin: Springer-Verlag, 1985.

Fandel, Gunter, and Jaap Spronk. Multiple Criteria Decision Methods and Applications: Selected Readings of the First International Summer School Acireale, Sicily, September 1983. Springer-Verlag, 1985.