@article{Livi-Bacci1968,
author = {Livi-Bacci, M.},
title= {Fertility and nuptiality changes in Spain from the late 18th to the early 20th Century},
year = {1968},
journal = {Population Studies},
volume = {22},
number = {1-2},
pages = {83--102 (part I), 211--234 (part II)},
}