EFFECT OF SURFACTANT CONCENTRATION AND NANOSILICA ADDITIVE TO RECOVERY FACTOR WITH SPONTANEOUS IMBIBITION TEST METHOD . GEOMATE Journal, [S. l.], v. 17, n. 62, p. 113–118, 2019. Disponível em: https://geomatejournal.com/geomate/article/view/670. Acesso em: 17 apr. 2026.