TY - JOUR A1 - Cohen, J.E. A1 - Roig, M. A1 - Reuman, D.C. A1 - GoGwilt, C. T1 - International migration beyond gravity: A statistical model for use in population projections Y1 - 2008 DO - 10.1073/pnas.0808185105 JF - Proceedings of the National Academy of Sciences VL - 105 IS - 4 SP - 15269 EP - -15274 ER -