Jalal. B. KHADRA, Natalia L. Goncharova and Younan Radwan, “Regional Aspects the Small and Medium Enterprises and Their Impact on the Social and Economic Development ,” Proceedings of the 33rd International Business Information Management Association (IBIMA), ISBN: 978-0-9998551-2-6, 10-11 April 2019, Granada, Spain, p 1351-1359.
Jalal.B.KHADRA, Natalia L. Goncharova and Younan Radwan, “Regional aspects Tourism Destination Management ,” Proceedings of the 33rd International Business Information Management Association (IBIMA), ISBN: 978-0-9998551-2-6, 10-11 April 2019, Granada, Spain, p 1360-1363.