00775naa#a2200205#i#450# EN\\bibl\44522 20240430202438.2 2073-5537 20210617b2021####ek#y0engy0150####ca RU Assessment of status, problems and trends in development of tourist service market in Russian regions in terms of COVID-19 pandemic Journal article Astrakhan Astrakhan State Technical University 2021 9 с. Journal article local Экономика. Экономические науки. 33 Morozova Irina Anatolievna Gushchina Elena Gennadievna Aleksikova Yulia Olegovna Goncharova Anastasia Aleksandrovna vestnik.astu.org