For citations:
Markushevich M.V. Elements of a polyprogram methodology of teaching the theme "Creation and processing of text information" using the free office package LibreOffice at the level of basic general education. Informatics in school. 2023;(1):61-80. (In Russ.) https://doi.org/10.32517/2221-1993-2023-22-1-61-80