RAJAGOPALAN, T. S. Outline of a Proposal to Set up Patents Information System in India. Journal of Information and Knowledge, [S. l.], v. 18, n. 2, p. 86–104, 1981. DOI: 10.17821/srels/1981/v18i2/49351. Disponível em: https://srels.org/index.php/sjim/article/view/49351. Acesso em: 4 mar. 2025.