A Fisher type inequality for weighted regular t-wise balanced designs. - Ziqing Xiang (J. Comb. Theory A, 2012)

On the two-distance embedding in real Euclidean space of coherent configuration of type (2,2;3). - Eiichi Bannai; Etsuko Bannai; Chin-Yen Lee; Ziqing Xiang; Wei-Hsuan Yu (Discret. Math., 2025)