nx b22 3 45 28630760X http://www.idref.fr/28630760X 20250716 20250716140454.000 991401102 991401102 Tb5 20250716afrey50 ba0 spa 639-2 ES 0 1 0 0 AFNOR ba0yba0y 0 Sílex Madrid, Espagne ba0yba0y 0 Sílex Ediciones Madrid, Espagne FR Abes 20250716 AFNOR https://www.silexediciones.com/, 2025-07-16 LC - http://id.loc.gov/authorities/names/n2001043726, 2025-07-16 Sílex (Firm : Madrid, Spain), variants: Sílex Ediciones Sílex (Madrid, Espagne) Sílex Ediciones (Madrid, Espagne)