TY - JOUR AU - Chad Schoen TI - Some examples of torsion in the Griffiths group. JO - Mathematische Annalen PY - 1992 SP - 651 EP - 680 VL - 293 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MAN_1992__293_4_164980/ ID - MAN_1992__293_4_164980 ER -