MOUKALA, Louis-Marie, and Timothee Nsongo. “Vacuum Crystalline Structures in Field Presence: The Unified Field Versatility”. Boson Journal of Modern Physics 3, no. 2 (May 17, 2017): 245-254. Accessed May 3, 2024. http://www.scitecresearch.com/journals/index.php/bjmp/article/view/1125.