BHARDWAJ, R. K.; KUMAR, R.; NAZIM, D. M. Structure and Functions of Metasearch Engines: An Evaluative Study. DESIDOC Journal of Library & Information Technology, [S. l.], v. 43, n. 03, p. 145–156, 2023. DOI: 10.14429/djlit.43.03.18303. Disponível em: https://publications.drdo.gov.in/ojs/index.php/djlit/article/view/18303. Acesso em: 14 sep. 2025.