k-Diameters of the Hyper-L Shape Tile. - Frank K. Hwang; B. C. Lin (J. Interconnect. Networks, 2002)

The minimum number of e-vertex-covers among hypergraphs with e edges of given ranks. - F. H. Chang; Hung-Lin Fu; Frank K. Hwang; B. C. Lin (Discret. Appl. Math., 2009)