For citations:
Sergeev A.N., Kulikova N.Yu., Tsymbalyuk G.V. Using video conferencing services in network educational communities: Theory and experience of implementation in teaching informatics. Informatics and education. 2020;(7):47-54. (In Russ.) https://doi.org/10.32517/0234-0453-2020-35-7-47-54