MACIEL, C. D.; MONTEIRO, L. R. da F. Measurements in time-frequency diagrams employed in the characterization of state transitions using scattered ultrasound signals during blood clotting: a numerical analysis. Semina: Ciências Exatas e Tecnológicas, [S. l.], v. 21, n. 4, p. 35–45, 2004. DOI: 10.5433/1679-0375.2000v21n4p35. Disponível em: https://ojs.uel.br/revistas/uel/index.php/semexatas/article/view/3010. Acesso em: 8 may. 2024.