IFIP Conference on Optimization Techniques Warsaw, International Federation for Information Processing, Iracki, K., Malanowski, K., & Walukiewicz, S. (1980). Optimization techniques: Proceedings of the 9th IFIP Conference on Optimization Techniques, Warsaw, September 4-8, 1979. Springer-Verlag.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)IFIP Conference on Optimization Techniques Warsaw, International Federation for Information Processing, K. Iracki, Kazimierz Malanowski, و Stanis1aw Walukiewicz. Optimization Techniques: Proceedings of the 9th IFIP Conference on Optimization Techniques, Warsaw, September 4-8, 1979. Berlin ; New York: Springer-Verlag, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)IFIP Conference on Optimization Techniques Warsaw, et al. Optimization Techniques: Proceedings of the 9th IFIP Conference on Optimization Techniques, Warsaw, September 4-8, 1979. Springer-Verlag, 1980.