Kalová, H., B. Janečková, P. Petr, M. Verner, J. Bočková, A. Seborová, and J. Reban. “Phytochemical Potential of Blueberries and Opinions on Their Importance for Balance Improving and Health Support in Older Age”. Acta Salus Vitae, vol. 5, no. 2, Dec. 2017, pp. 36-45, https://odborne.casopisy.palestra.cz/index.php/actasalusvitae/article/view/137.