Porzuczek, Andrzej, and Arkadiusz Rojczyk. “Gemination Strategies in L1 and English Pronunciation of Polish Learners”. Research in Language 12, no. 3 (September 30, 2014): 291–300. Accessed May 5, 2024. https://czasopisma.uni.lodz.pl/research/article/view/6409.