Idrobo EA, Niz E, Peñuela G, Ordóñez A, Calderón ZH. Material-Balance equation for double porosity systems with initial gas layer. CT&F Cienc. Tecnol. Futuro [Internet]. 2004 Dec. 31 [cited 2025 Oct. 7];2(5):97-115. Available from: https://ctyf.journal.ecopetrol.com.co/index.php/ctyf/article/view/520