On Some Constructions of Modular Hadamard Matrices. - Surya Prakash Rao Hebbare; G. A. Patwardhan (J. Comb. Theory A, 1976)

Paths in r-partite self-complementary graphs. - T. Gangopadhyay; Surya Prakash Rao Hebbare (Discret. Math., 1980)

r-partite self-complementary graphs - diameters. - T. Gangopadhyay; Surya Prakash Rao Hebbare (Discret. Math., 1980)

Another characterization of hypercubes. - Jean-Marie Laborde; Surya Prakash Rao Hebbare (Discret. Math., 1982)

Prime Labelings. - Suryaprakash Nagoji Rao (Electron. Notes Discret. Math., 2003)