%0 Journal Article %A I. D. Kolesin %A E. M. Zhitkova %T Whether there was a latent period of COVID-19 development in Saint Petersburg? Mathematical simulation results and facts %J Matematičeskoe modelirovanie %D 2023 %P 104-116 %V 35 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM_2023_35_5_a6/ %G ru %F MM_2023_35_5_a6