Dumanian, V. Zh. “DIRICHLET WEIGHT INTEGRAL ESTIMATION TO DIRICHLET PROBLEM SOLUTION FOR THE GENERAL SECOND ORDER ELLIPTIC EQUATIONS”. Proceedings of the YSU A: Physical and Mathematical Sciences, vol. 43, no. 3 (220), Oct. 2009, pp. 10-21, doi:10.46991/PYSU:A/2009.43.3.010.