ADHIKARI, S. Comparative Study of Harmonics to Noise Ratio of Closed Organ Pipe at First and Second Resonance. BMC Journal of Scientific Research, [S. l.], v. 5, n. 1, p. 106–110, 2022. DOI: 10.3126/bmcjsr.v5i1.50681. Disponível em: https://nepjol.info/index.php/bmcjsr/article/view/50681. Acesso em: 5 may. 2024.