TY - JOUR AU - Alain Dervieux TI - To be structured, or unstructured, fifty years of slings and arrows JO - Comptes Rendus. Mécanique PY - 2022 PB - Académie des sciences, Paris N1 - Online first DO - 10.5802/crmeca.115 LA - en ID - CRMECA_2022__350_S1_A4_0 ER -