Kubisz, Leszek, Maja Matthews‑Kozanecka, Weronika Kawałkiewicz, Marta Janus‑Kubiak, and Dorota Hojan‑Jezierska. 2021. “Coefficient of Elasticity of Young and Adults Skin of female Face”. Journal of Face Aesthetics 4 (2):85-93. https://doi.org/10.20883/jofa.46.