Tavares, M.I.B. , Filho, J.C.D. , Nascimento, T. , Iulianelli, G.C.V. and Merat, P.P. 2020. Effect of Molybdenum Trioxide in the Behavior of Poly(vinyl alcohol) Nanocomposites Systems Focusing New Systems for Protection against COVID-19. Journal of Research Updates in Polymer Science. 9, (Dec. 2020), 89–95. DOI:https://doi.org/10.6000/1929-5995.2020.09.09.