Tomizawa, Sadao, and Masahiko Sagae. “A Model Having Structure of Extended Marginal Homogeneity Plus Main-Diagonal Equiprobability and Its Application to the Analysis of Repeated TV-Channel Selection Data”. Statistica, vol. 51, no. 2, Jan. 1991, pp. 185-9, doi:10.6092/issn.1973-2201/864.