GAŁKA, Jadwiga, KUREK, Sławomir and WÓJTOWICZ, Mirosław. Differentiation of reproductive behaviour of the population of Kraków Metropolitan Area in the light of survey research. Bulletin of Geography. Socio-economic Series. Online. 29 February 2016. No. 31, pp. 45-57. [Accessed 27 July 2024]. DOI 10.1515/bog-2016-0004.