Monteiro W, Monteiro M, Monteiro E. Mathematical Modelling of Dynamic Behavior of Droplets of Saliva as a Vehicles for Respiratory Pathogens Transmission. ASRJETS-Journal. 2020;69(1):105-112. Accessed September 18, 2025. https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/5953