MAHATO, Hari Shankar. A note on extension type theorems in heterogeneous mediums. North-Western European Journal of Mathematics, [S. l.], n. 3, p. 105–120, 2023. Disponível em: https://nwejm.univ-lille.fr/index.php/nwejm/article/view/55.. Acesso em: 18 oct. 2024.