Zhenchenko, Maryna, Oksana Melnyk, Yaroslava Prykhoda, and Igor Zhenchenko. 2022. “Ukrainian E-Learning Platforms for Schools: Evaluation of Their Functionality”. The International Review of Research in Open and Distributed Learning 23 (2):136-50. https://doi.org/10.19173/irrodl.v23i2.5769.