TY - JOUR AU - Adam Harris TI - A removable singularities theorem for families for ruled surfaces. JO - Mathematische Zeitschrift PY - 1996 SP - 479 EP - 494 VL - 222 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1996__222_3_174896/ ID - MZ_1996__222_3_174896 ER -