TY JOUR TI METHODS FOR CALCULATING THE INFORMATION VOLUME OF FORM-CONTENT PRESENTATIONS OF THE PROGRAM KW program KW characteristics KW form KW content KW information volume KW calculation method JO Scientific and analytical journal «Vestnik Saint-Petersburg university of State fire service of EMERCOM of Russia» AU Izrailov, K.E. PY 2026 IS 2026 PB Saint-Petersburg University of State Fire Service of Emercom of Russia