@article{Lerchl2008,
author = {Lerchl, A. and Reinhard, S.C.},
title= {Where are the Sunday babies? II. Declining weekend birth rates in Switzerland},
year = {2008},
doi = {10.1007/s00114-007-0305-4},
journal = {Naturwissenschaften },
volume = {95},
number = {2},
pages = {161--164},
}