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pro vyhledávání: '"Roger N. Westerholm"'
Publikováno v:
Environmental Science & Technology. 26:1635-1638
Diesel vehicle emission particulates were collected using a cyclone sampler. A solvent extract made from the particulate material was fractionated on the basis of polarity into five fractions (I-V). Fractions I and II were further subfractionated (I-