Gravitoviscous protoplanetary disks with a dust component - I. The importance of the inner sub-au regionEduard I. Vorobyov, Aleksandr M. Skliarevskii, Vardan G. Elbakyan, Yaroslav Pavlyuchenkov, Vitaly Akimkin and Manuel GuedelA&A, 627 (2019) A154DOI: https://doi.org/10.1051/0004-6361/201935438