Boiko, Ivan, Sergiy Lupenko, and Andriy Luckiv. “OPEN SOURCE SOFTWARE FOR THE DEVELOPMENT OF INFORMATIONAL SYSTEMS: COMPARATIVE ANALYSUS AND DEVELOPMENT PROSPECTS IN UKRAINE”. International Journal of Computing 4, no. 1 (August 1, 2014): 99-106. Accessed May 3, 2024. https://computingonline.net/computing/article/view/331.