Minh Anh, B., Minh Quan, N., Tuan Anh, T., & Dang Khoa, V. (2006). ON THE EXISTENCE OF SOLUTIONS OF NONLINEAR ELLIPTIC EQUATIONS WITH UNBOUNDED COEFFICIENTS. Science and Technology Development Journal, 9(9), 17-26. https://doi.org/https://doi.org/10.32508/stdj.v9i10.3060