As concern the issues that were still opened, and following the consideration of the proposals, informal documents Nos. 6, 8, 10, 10/Rev.1 and Rev.2, 11, 13, 20, 21, 22 and 22/Rev.1 were introduced by different experts.
S'agissant des questions encore à l'étude et suite à l'examen des propositions, différents experts ont présenté les documents informels nos 6, 8, 10, 10/Rev.1 et Rev.2, 11, 13, 20, 21, 22 et 22/Rev.1.