1. Schaible, S.,Fractional Programming, Zeitschrift für Operations Research, Vol. 27, pp. 39?54, 1983.
2. Crouzeix, J., Ferland, J., andSchaible, S.,Duality in Generalized LInear Fractional Programming, Mathematical Programming, Vol. 27, pp. 342?354, 1983.
3. Crouzeix, J. P.,Contributions à l'Etude des Functions Quasiconvexes, Université de Clermont, Doctoral Dissertation, 1977.
4. Jagannathan, R., andSchaible, S.,Duality in Generalized Fractional Programming via Farkas' Lemma, Journal of Optimization Theory and Applications, Vol. 41, pp. 417?424, 1983.
5. Crouzeix, J. P.,A Duality Framework in Quasiconvex Programming, Generalized Concavity in Optimization and Economics, Edited by S. Schaible and W. T. Ziemba, Academic Press, New York, New York, pp. 207?236, 1981.