1. Derivatives of Wilkinson formula and their application to optimum design of alternative routing systems;Akimaru,1979
2. Introduction to Queueing Theory;Cooper,1981
3. Asymptotische Untersuching des Überlaufverkehrs;Franken;Wiss. Z. Friedrich-Schiller-Univ. Jena, Math.-Natur. Reihe,1965