RT null T1 Recovery and recycling systems guidelines: phasing out ODS in developing countries, refrigeration sector A1 United Nations Environment Programme, PB United Nations Environment Programme SN 92-807-2498-3 YR 1999 FD 1999 LK https://wedocs.unep.org/handle/20.500.11822/8730 UL https://wedocs.unep.org/handle/20.500.11822/8730 NO The objective of these guidelines is to help developing country governments and industry design and establish recovery and recycling systems and operate them efficiently. DS UN Environment Document Repository RD Sep 19, 2026