SYCHEVA, I., VORONKOVA, O., VOROZHEYKINA, T., YUSUPOVA, G., SEMENOVA, A., & ILYIN, A. 2019 Aug 29. Article Withdrawal by ASERS Publishing - Fraudulent double submission and legal limitations - The Main Directions of Improving the Environmental and Economic Efficiency of Regional Production. Journal of Environmental Management and Tourism. [Online] 10:3