TY  - ELEC
A1  - United Nations Department of Economic and Social Affairs Population Division
T1  - wpp2015: World population prospects 2015. R package version 1.0-0 
Y1  - 2015b
UR  - http://cran.r-project.org/package=wpp2015 
PB  - Population Division, Department of Economic and Social Affairs, United Nations 
CY  - New York

ER  -