Adhikari S. Comparative Study of Harmonics to Noise Ratio of Closed Organ Pipe at First and Second Resonance. BMC J. Sc. Res. [Internet]. 2022 Dec. 31 [cited 2023 Jun. 8];5(1):106-10. Available from: https://www.nepjol.info/index.php/bmcjsr/article/view/50681