ROJCZYK, Arkadiusz, and Andrzej PORZUCZEK. “How Much Voicing in Voiced Geminates? The Laryngeal Voicing Profile of Polish Double Stops”. Archives of Acoustics, vol. 49, no. 3, May 2024, pp. 385–397, https://doi.org/10.24425/aoa.2024.148797.