@article{Alkema2011,
author = {Alkema, L. and Raftery, A.E. and Gerland, P. and Clark, S. J. and Pelletier, F. and Buettner, T. and Heilig, G.K.},
title= {Probabilistic projections of the total fertility rate for all countries},
year = {2011},
doi = {10.1007/s13524-011-0040-5},
journal = {Demography},
volume = {48},
number = {3},
}