Sartori, P.H. dos S. and Freitas, G. de L. 2020. Investigative Process Analysis from Oriented Problems Propositions in Teaching Acoustics. Caderno Brasileiro de Ensino de Física. 37, 2 (Aug. 2020), 782–806. DOI:https://doi.org/10.5007/2175-7941.2020v37n2p782.