Wiercioch, M., A. Luberański, K. Lejman, M. Fugol, and H. Prask. “Shaping Teat Suction Forces of Liners With Varied Structure of Rubber Core”. Agricultural Engineering , Vol. 23, no. 1, Mar. 2019, pp. 105-16, doi:10.1515/agriceng-2019-0010.