APA (7th ed.) Citation

Veen, J. A. A. v. d. (1990). A new class of pyramidal solvable symmetric traveling salesman problems. Institute of Economic Research, Faculty of Economics, University of Groningen.

Chicago Style (17th ed.) Citation

Veen, Jack A. A. van der. A New Class of Pyramidal Solvable Symmetric Traveling Salesman Problems. Groningen: Institute of Economic Research, Faculty of Economics, University of Groningen, 1990.

MLA (8th ed.) Citation

Veen, Jack A. A. van der. A New Class of Pyramidal Solvable Symmetric Traveling Salesman Problems. Institute of Economic Research, Faculty of Economics, University of Groningen, 1990.