Ð¡ÑƒÑ…Ð¾Ð¼Ð»Ð¸Ð½, Ð., & Ð—ÑƒÐ±Ð°Ñ€ÐµÐ²Ð°, Ð. 2016 Nov 26. ÐšÐ£Ð Ð Ð˜ÐšÐ£Ð›Ð£ÐœÐÐÐ¯ Ð¡Ð¢ÐÐÐ”ÐÐ Ð¢Ð˜Ð—ÐÐ¦Ð˜Ð¯ Ð˜Ð¢-ÐžÐ‘Ð ÐÐ—ÐžÐ’ÐÐÐ˜Ð¯ ÐÐ Ð¡ÐžÐ’Ð Ð•ÐœÐ•ÐÐÐžÐœ ÐÐ¢ÐÐŸÐ•. Modern Information Technologies and IT-Education. [Online] 12:3-1