TY - JOUR AU - Reichstein, Z. AU - Youssin, B. TI - Parusinski’s “Key Lemma” via algebraic geometry JO - Electronic research announcements of the American Mathematical Society PY - 1999 SP - 136 EP - 145 VL - 05 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S1079-6762-99-00072-4/ DO - 10.1090/S1079-6762-99-00072-4 ID - ERAAMS_1999_05_a18 ER -