KREJČÍ, Milada. Adequate movement regime and bio-psycho-social determinants of active life style. České Budějovice : University of South Bohemia, 2010. 191 s. Available on Internet: <http://toc.nkp.cz/NKC/201103/contents/nkc20112165854_1.pdf> ISBN 978-80-7394-239-7.