Malandrino, G., and M. Escobar. “Stratigraphy and Petroleum Posibilities of Los Humocaros-El Tocuyo Region, Lara State, Venezuela”. Rev. Téc. Fac. Ing. Univ. Zulia, Vol. 23, no. 2, 1, https://produccioncientifica.luz.edu.ve/index.php/tecnica/article/view/5683.