00951nam a2200265Ia 4500001000700000003000500007005001700012008004100029040001900070100002800089245009500117260001000212300003100222336000800253337001600261338001900277502005400296504005100350710010300401050001100504610007600515650001800591650005000609650002600659138044BIBL20180222110139.0891025s1988    pr ad    b    00010 spa    aEVLGbspaerda20aAcosta Santana, Iris L.10aSize distribution of trace metals in Ponce air particulate mattercIris L. Acosta Santana.  c1988.  axii, 136 p.bill., graphs.  btxt  2rdamediabn  2rdacarrierbnc  aThesis (M.S.)-Catholic University of Puerto Rico.  aIncludes bibliografical references : p. 66-68.2 aPontificia Universidad Católica de Puerto Rico.bColegio de Ciencias.bDepartamento de Química  aHD4013 7aPontificia Universidad Católica de Puerto RicoxDissertations.2Local 0aMetals2Local 0aTrace elementsxEnvironmental aspects.2Local 0aTrace elements2Local