01764nas 2200529- 450 99621339790331620230131213021.02382-4581(DE-599)ZDB2424038-2(OCoLC)192163468(CKB)1000000000018501(CONSER)--2008262226(EXLCZ)99100000000001850120080220a19959999 --- -engurm||||||||||txtrdacontentcrdamediacrrdacarrierC T & F ciencia, tecnología y futuroBucaramanga [Colombia] :Instituto Colombiano del Petróleo :ECOPETROL, S.A.,1995-Refereed/Peer-reviewed0122-5383 También se puede consultar en la página web de Ecopetrol Ciencia, tecnología y futuroCT&FC T AND FCT F-CIENC TECN FUTCT F CIENC. TECNOL. FUTUROPetroleum engineeringPeriodicalsPetroleum engineeringColombiaPeriodicalsPetroleum industry and tradeColombiaPeriodicalsPetroleum industry and tradefast(OCoLC)fst01059546Petroleum engineeringfast(OCoLC)fst01059492ColombiafastPeriodicals.fastPetroleum engineeringPetroleum engineeringPetroleum industry and tradePetroleum industry and trade.Petroleum engineering.Instituto Colombiano de Petróleos,Empresa Colombiana de Petróleos,JOURNAL996213397903316C T & F2255105UNISA01937oas 2200745 a 450 991014522840332120250520213025.02326-4039(DE-599)ZDB2182126-4(OCoLC)54396367(CONSER) 2004235690(CKB)991042745943674(EXLCZ)9999104274594367420040211b19852017 uy aengurmnu||||||||txtrdacontentcrdamediacrrdacarrierJournal for research in mathematics educationMonographReston, Va. National Council of Teachers of Mathematics1985-20171 online resourceTitle from title screen (JSTOR, viewed Feb. 11, 2004).0883-9530 JRME monographMathematicsStudy and teachingMathematicsStudy and teachingfast(OCoLC)fst01012236Czasopismo matematyczne.dbnPeriodicals.fastPeriodicals.lcgftMathematicsStudy and teaching.MathematicsStudy and teaching.510National Council of Teachers of Mathematics,EYMEYMHULOCLCQWAUOCLCQDLCOCLCQOCLCFVT2DLCOCLCQOCLDEBBGGILDSOCLCOTKNOCLCOOCLCANJTBWNQGKOCLCOOCLCQUBYUEJOCLCLJOURNAL9910145228403321Journal for research in mathematics education378083UNINA