来源:Historical Life Course Studies , 2017
作者:Gabriele Ruiu, Marco Breschi
关键词:Birth seasonality;Marriage seasonality;...
使用许可:Unknown
来源:Historical Life Course Studies , 2017
作者:
关键词:Economic development;Climatic factors;...
使用许可:Unknown
来源:Historical Life Course Studies , 2017
作者:Gabriele Ruiu, Marco Breschi
关键词:Birth seasonality;Marriage seasonality;...
使用许可:Unknown
来源:Historical Life Course Studies , 2017
作者:
关键词:Economic development;Climatic factors;...
使用许可:Unknown