TY - JOUR A1 - Pollak, R.A. T1 - The two-sex problem with persistent unions: a generalization of the birth matrix-mating rule model Y1 - 1987 DO - 10.1016/0040-5809(87)90046-3 JF - Theoretical Population Biology VL - 32 IS - 2 SP - 176 EP - -187 ER -