00946nam0-22003251i-450-99000144362040332120090916111759.00-12-604585-2000144362FED01000144362(Aleph)000144362FED0100014436220001205d1999----km-y0itay50------baengUSa---a---001yyMathematical modelinga chemical engineer's perspectiveRutherford ArisSan Diego [Ca.]Academic Pressc1999xxi, 479 p.ill.26 cmProcess systems engineeringv. 1Modelli matematiciIngegneria chimica511.8Aris,Rutherford<1929-2005>6052ITUNINARICAUNIMARCBK990001443620403321511.8-ARI-1373SC1SC1Mathematical modeling374610UNINA00797nam0-22003011i-450-99000646995040332120001010000646995FED01000646995(Aleph)000646995FED0100064699520001010d--------km-y0itay50------baitay-------001yyGhanaevolution and change in the nineteenth centuriesAdu BoahenLondonLongman1975.VII, 261 p.22 cm966.7Boahen,Albert Adu242706ITUNINARICAUNIMARCBK990006469950403321XIV E 4667847FSPBCXIV E 170118108FSPBCFSPBCGhana652166UNINAGEN01