TY - JOUR AU - Mauricio A. Escobar Ruiz AU - Willard Miller Jr. AU - Eyal Subag TI - Contractions of Degenerate Quadratic Algebras, Abstract and Geometric JO - Symmetry, integrability and geometry: methods and applications PY - 2017 VL - 13 UR - http://geodesic.mathdoc.fr/item/SIGMA_2017_13_a98/ LA - en ID - SIGMA_2017_13_a98 ER -