L. Čupriks, U. Ciematnieks, G. Knipše, A. Čuprika, M. Lesčinskis, and S. Saulīte, “Muscle functional characteristics of Latvian weightlifters in lightweight categories”, SIE, vol. 2, pp. 541–549, May 2015, doi: 10.17770/sie2013vol2.609.