Designs from pairs of finite fields. A cyclic unital U(6) and other regular steiner 2-designs. - Sunanda Bagchi; Bhaskar Bagchi (J. Comb. Theory A, 1989)

On Two-way Designs. - Sunanda Bagchi (Graphs Comb., 1998)

Main-Effect Plans Orthogonal Through the Block Factor. - Sunanda Bagchi (Technometrics, 2010)