@prefix config: . @prefix meta: . @prefix rdf: . @prefix rdfs: . @prefix xsd: . @prefix owl: . @prefix dc: . @prefix dcmitype: . @prefix dcterms: . @prefix foaf: . @prefix geo: . @prefix om: . @prefix locn: . @prefix schema: . @prefix skos: . @prefix dbpedia: . @prefix p: . @prefix yago: . @prefix units: . @prefix geonames: . @prefix prv: . @prefix prvTypes: . @prefix doap: . @prefix void: . @prefix ir: . @prefix ou: . @prefix teach: . @prefix time: . @prefix datex: . @prefix aiiso: . @prefix vivo: . @prefix bibo: . @prefix fabio: . @prefix vcard: . @prefix swrcfe: . @prefix frapo: . @prefix org: . @prefix ei2a: . @prefix pto: . vivo:identifier "2010-646"; dcterms:title "Quality improvement in determination of chemical oxygen demand in samples considered difficult to analyze, through participation in proficiency-testing schemes"; vcard:url ; ou:vecesCitado "25"; dcterms:creator "Raposo F."; a ou:Publicacion; ou:urlScopus ; ou:bibtex "@article{Beltran-Heredia2010,title = {Quality improvement in determination of chemical oxygen demand in samples considered difficult to analyze, through participation in proficiency-testing schemes},journal = {TrAC - Trends in Analytical Chemistry},year = {2010},volume = {29},number = {9},pages = {1082-1091},author = {Raposo, F. and Fern{\\'a}ndez-Cegr{\\'i}, V. and De la Rubia, M.A. and Borja, R. and Beltr{\\'a}n, J. and Cavinato, C. and Clinckspoor, M. and Demirer, G. and Diamadopoulos, E. and Frigon, J.C. and Koubova, J. and Launay, M. and M{\\'e}ndez, R. and Menin, G. and Noguerol, J. and Uellehdahl, H. and West, S.}}"; bibo:volume "29"; bibo:page_range "1082-1091"; ou:tipoPublicacion "Review"; dcterms:publisher "TrAC - Trends in Analytical Chemistry"; dcterms:contributor "Raposo F. et al."; fabio:hasPublicationYear "2010"; bibo:doi "10.1016/j.trac.2010.06.005"; ou:eid "2-s2.0-79960434719"; bibo:issn "0165-9936"; ou:urlOrcid ; ou:publicadaEnRevista . ou:tienePublicacion .