Rigñack-Delgado, M., G. Orozco-Melgar, H. Crespo-Sariol, T. Mariño-Peacok, and A. Reyes-Dalmau. “Using Acoustic Emission Testing to Characterize Porosity on Zeolitic and Vitreous Tuffs from the Eastern Region of Cuba”. Minería & Geología, vol. 37, no. 2, June 2021, pp. 146-61, https://revista.ismm.edu.cu/index.php/revistamg/article/view/art2_No2_2021.