Shvarts, K.G., et al. “MATHEMATICAL MODELLING OF BIOAEROSOL TRANSFER IN THE ATMOSPHERE NEAR A LARGE INDUSTRIAL CENTER TAKING INTO ACCOUNT HETEROGENEITY OF TEMPERATURE AND HUMIDITY”. Perm Federal Research Centre Journal, no. 2, Sept. 2017, pp. 89-95, https://journal.permsc.ru/index.php/pscj/article/view/PSCJ2017n2p13.