The seasonal unit roots in demographic time series and the possibilities of its exact testing

ŠIMPACH, Ondřej - DOTLAČILOVÁ, Petra. The seasonal unit roots in demographic time series and the possibilities of its exact testing. In Hradec Ekonomic Days 2013. 1st ed. 549 s. ISBN 978-80-7435-251-5 (brož.) Hradecké ekonomické dny 2013. Hradec Králové : Gaudeamus, 2013, s. 426-432.