C. A. Cazacu,Romanian-Finnish Seminar on Complex Analysis.Romanian-Finnish Seminar on Complex Analysis(5th: 1981: Bucharest ):Complex analysis-5th Romanian-Finnish seminar.Springer,1983.
International Conference in Tribology in the 80`s.International Conference in Tribology in the 80`s (1983 : Lewis):New directions in lubrication, materials, wear, and surface interactions tribology in the 80`s.NP,1985.
International Conference in Tribology in the 80`s (1983 : Lewis):New directions in lubrication, materials, wear, and surface interactions tribology in the 80`s
International Conference in Tribology in the 80`s.NP,1985.