T1 Baseline studies and monitoring of oil and petroleum hydrocarbons in marine waters (MED POL I): final reports of principal investigators T2 Etudes de base et surveillance continue du pétrole et des hydrocarbures contenus dans les eaux de la mer (MED POL I) : rapports finaux des chercheurs principaux A1 United Nations Environment Programme/Mediterranean Action Plan, PB UNEP/MAP YR 1986 FD 1986 LK https://wedocs.unep.org/handle/20.500.11822/537 UL https://wedocs.unep.org/handle/20.500.11822/537 DS UN Environment Document Repository RD Sep 19, 2026