@techreport{Grigorieva2015,
author = {Grigorieva, O. and Jasilioniene, A. and Jdanov, D.A. and Grigoriev, P. and Sobotka, T. and Zeman, K. and Shkolnikov, V.M.},
title= {Methods protocol for the Human Fertility Collection},
year = {2015},
URL = {http://www.fertilitydata.org/docs/methods.pdf},
note = {Methods protocol for the Human Fertility Collection [electronic resource]},
}