00401nam a22001097a 4500082001200000100003500012245012300047250002000170260005000190300000700240650004400247 a665 PRO aInstitiute of chemistry ceylon aProceedings of a workshop on the technological aspects of the production and processing of essential oils in Sri lanka aSeminar Reports aColombobInstitiute of Chemistry Ceylonc1993 a35 a technological aspectsaseminar reports