Научни трудове по химия, том 35, кн. 5, 2007 г. – PDF format СЪДЪРЖАНИЕ EVALUATION OF THE HEATING VALUE OF BIOMASS FUEL FROM ELEMENTAL COMPOSITION AND INFRARED DATA K. Varmuza, B. Liebmann, A. Friedl BIOCATALYSTS – PRODUCTION AND APPLICATION Ivan Pishtiyski Cu-Cr/г-ALUMINA CATALYSTS FOR DIMETHYL ETHER SYNTHESIS Dimitar Dimitrov and Krasimir Ivanov PREPARATION, CHARACTERIZATION AND … Продължете с четенето на Научни трудове по химия, том 35, кн. 5, 2007 г.