Monitoring of cattle physical activity depending on weather [elektronický zdroj] / Jan Kalíšek ... [et al.] .
In: Towards climatic services / Towards climatic services [1 CD-ROM (174 s.)]. -- Nitra : Slovak University of Agriculture, 2015. -- ISBN 978-80-552-1390-3. -- [4] s., CD-ROM
http://www.sbks.sk/doc/papers/Kalisek%20Monitoring.pdf .