1 |
Survey of korea e-Learning industry, Ministry of Trade, Industry and Energy & National IT Industry Promotion Agebcy, 2015.
|
2 |
Survey of korea e-Learning industry, Ministry of Trade, Industry and Energy & National IT Industry Promotion Agebcy, 2017.
|
3 |
E-learning promotion committee, The third e-learning industry development and e-learning Basic plan for promotion of utilization, Ministry of Trade, Industry and energy, 2017.
|
4 |
Balopulgi, Homepage, Bapul Cop., 2014, Available From: http://about.bapul.net/ (accessed Dec. 1, 2012)
|
5 |
Ounii Corporation, Home & Question Pages[Internet], Ounii Corporation, 2017, Available From: https://onuii.com/Student (accessed Dec. 1, 2017)
|
6 |
Mathpresso, QANDA Homepage, Mathpresso inc., 2017, Available From: https://qanda.co.kr/ (accessed Dec. 1, 2017)
|