1. Mathematical theory of factorial designs;Bose;Sankhyā,1947
2. The non-existence of certain finite projective planes;Bruck;Can. J. Math.,1949
3. The uniqueness and non-uniqueness of the triangular association schemes;Li-Chien;Sci. Record, Math.,1959
4. Association schemes of partially balanced designs with parameters v = 28, n1 = 12, n2 = 15 and p21] = 4;Li-Chien;Sci. Record, Math.,1960
5. The uniqueness of the triangular association scheme;Connor;Ann. Math. Statist.,1958