Authors: Premovic, PI Tonsa, IR Pajovic, MT Lopez, L Monaco, SL Dordevic, DM Pavlovic, MS

Citation: Pi. Premovic et al., Electron spin resonance study of the kerogen/asphaltene vanadyl porphyrins: air oxidation, FUEL, 80(5), 2001, pp. 635-639

Authors: Premovic, PI Tonsa, IR Lopez, L Pavlovic, MS Neskovic, OM LoMonaco, S Dordevic, DM Veljkovic, MV

Citation: Pi. Premovic et al., The vanadium isotopic constitution of petroleum asphaltenes: La Luna Formation (Venezuela), J INORG BIO, 80(1-2), 2000, pp. 153-155

Authors: Premovic, PI Tonsa, IR Dordevic, DM Premovic, MP

Citation: Pi. Premovic et al., Incorporation of vanadyl porphyrins into kerogen structures during catagenesis, FUEL, 79(9), 2000, pp. 1089-1094

Authors: Premovic, PI Allard, T Nikolic, ND Tonsa, IR Pavlovic, MS

Citation: Pi. Premovic et al., Estimation of vanadyl porphyrin concentration in sedimentary kerogens and asphaltenes, FUEL, 79(7), 2000, pp. 813-819

Authors: Premovic, PI Nikolic, ND Tonsa, IR Pavlovic, MS Premovic, MP Dulanovic, DT

Citation: Pi. Premovic et al., Copper and copper(II) porphyrins of the Cretaceous-Tertiary boundary at Stevns Klint (Denmark), EARTH PLAN, 177(1-2), 2000, pp. 105-118