Sa’dullayev Tuymurod Mardullo oglu, Taniyev Mirzohid Khurramovish. “OPERATIONAL CHALLENGES AND PERFORMANCE DEGRADATION PATTERNS IN MODERN WIND ENERGY SYSTEMS: A COMPREHENSIVE ANALYSIS OF GRID INTEGRATION AND MAINTENANCE ISSUES”. Research Focus International Scientific Journal, vol. 4, no. 6, July 2025, pp. 54-59, doi:10.66073/10.66073.