00416naa a2200157 a 450000100080000000500110000800800410001910000200006024500690008026000090014965000130015865000140017165000180018565000140020377300410021716177951995-06-27 1992 bl --- 0-- u #d1 aBERINGER, J. E. aReleasing genetically modified microrganisms to the environment. c1992 aEcologia aGenética aMicrorganismo aMutação tBiologistgv.39, n.2, p.49-51, 1992.