TY - GEN AU - United Nations Environment Programme PY - 2022 SN - 978-92-807-3923-7 UR - https://wedocs.unep.org/handle/20.500.11822/39706 LA - English KW - environmental agreement KW - guideline KW - environmental convention TI - Green Customs Guide to Multilateral Environmental Agreements - 2022 T2 - Guía de Aduanas Verdes para acuerdos multilaterales sobre el medioambiente M3 - Technical guideline ER -