E. Sampathkumar, B. Devadas Acharya, Siddani Bhaskara Rao, Sheshayya A. Choudum. Studying Properties of Graphs through their k-vertex Subsets: I IIkappa-complete Graphs and IIkappa-completion numbers. Electronic Notes in Discrete Mathematics, 15:164-167, 2003. [doi]
Abstract is missing.