Tran Van Luong, and Nguyen Thi Ngoc Nu. “INFLUENCE OF COUPLING MECHANISMS ON THE SYMMETRY OF ENERGY GAP IN COPPER OXIDE HIGH-TEMPERATURE SUPERCONDUCTORS ”. UED Journal of Social Sciences, Humanities and Education, Vol. 8, no. 4, Dec. 2018, pp. 13-19, doi:10.47393/jshe.v8i4.214.