[2] BOSÁK J., ROSA A., ZNÁM Š.: On decompositions of complete gгaphs into factors with given diameters. In: Theory of graphs. Pгoceedings of the Colloquium held at Tihany, Hungaгy, September 1966, Akadémiai Kiadó, Budapest, 1968, 37-56.
[3] BOSÁK J., ERDŐS P., ROSA A.:
Decompositions of complete graphs into factors with diameter two. Mat. Čas. 21, 1971, 14 - 28.
MR 0321798