NUM00000108035 Astin bulletin: Volumen 51 Número 1 - enero 2021 In Copyright (InC). InC - http://rightsstatements.org/vocab/InC/1.0/ En: Astin bulletin . - Belgium : ASTIN and AFIR Sections of the International Actuarial Association = ISSN 0515-0361 1. Seguros . I. International Actuarial Association .