Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/4821002
Is Reference of 1978 Convention on Standards of Seafarers Training, Certification and Watchkeeping-en#Sense
Convention STCW 78-fr#Sense
Convention sur les normes de formation des gens de mer, de délivrance des brevets et de veille de 1978-fr#Sense
STCW 78 Convention-en#Sense