Madsen, Sara Miay Kim, et al. “The Effect of Harmonic Number and Pitch Salience on the Ability to Understand Speech-on-Speech Based on Differences in Fundamental Frequency”. Proceedings of the International Symposium on Auditory and Audiological Research, vol. 7, Apr. 2020, pp. 45-52, https://proceedings.isaar.eu/index.php/isaarproc/article/view/2019-06.