Rosmika, Enita, Phong Thanh Nguyen, Oksana M. Gushchina, E. Laxmi Lydia, y K. Shankar. 2019. «A Study On Tools And Techniques For Business Models». Opción 35 (agosto), 533-48. https://www.produccioncientificaluz.org/index.php/opcion/article/view/30947.