TY - JOUR A1 - Henry, S. A1 - Schoumaker, B. A1 - Beauchemin, C. T1 - The impact of rainfall on the first out-migration: A multi-level event-history analysis in Burkina Faso Y1 - 2004 JF - Population and Environment VL - 25 IS - 2 SP - 423 EP - -460 ER -