RAVICHANDRA RAO, I. K. Bivariate Distributions of Transactions: Who Borrows What?. Journal of Information and Knowledge, [S. l.], v. 18, n. 3, p. 155–173, 1981. DOI: 10.17821/srels/1981/v18i3/49402. Disponível em: https://srels.org/index.php/sjim/article/view/49402. Acesso em: 28 jul. 2025.