TY - JOUR AU - Jeremy Lovejoy AU - Robert Osburn TI - $M_2$-rank differences for overpartitions JO - Acta Arithmetica PY - 2010 SP - 193 EP - 212 VL - 144 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa144-2-8/ DO - 10.4064/aa144-2-8 LA - en ID - 10_4064_aa144_2_8 ER -