Vaswani, Priya, et al. “Comparison of Speech Articulation and Intelligibility in Palatally Contoured Dentures Using a Novel Rugae Duplication Technique: A Clinical Study”. International Journal of Dental Research, vol. 3, no. 2, Aug. 2015, pp. 15-20, https://doi.org/10.14419/ijdr.v3i2.5076.