TY CONF TI Study of the high-mass star-forming region S255IR at various scales KW stars: formation KW massive; ISM: clouds KW molecules; submillimeter: ISM; individual: S255IR JO Modern astronomy: from the Early Universe to exoplanets and black holes AU Zinchenko, I.. AU Liu, S.. AU Ojha, D.. AU Su, Y.. AU Zemlyanukha, P.. PY 2024 PB Special Astrophysical Observatory of the Russian Academy of Sciences