Contractions of Degenerate Quadratic Algebras, Abstract and Geometric

by Escobar Ruiz, M.A., Subag, E., Miller Jr., W.
Published in Symmetry, Integrability and Geometry: Methods and Applications (2017)

Bôcher and Abstract Contractions of 2nd Order Quadratic Algebras

by Escobar Ruiz, M.A., Kalnins, E.G., Miller Jr., W., Subag, E.
Published 2017