Authors: Sierra, MMD Arend, K Fernandes, AN Giovanela, M Szpoganicz, B

Citation: Mmd. Sierra et al., Application of potentiometry to characterize acid and basic sites in humicsubstances - Testing the BEST7 program with a weak-acid mixture, ANALYT CHIM, 445(1), 2001, pp. 89-98

Authors: Sierra, MMD Giovanela, M Soriano-Sierra, EJ

Citation: Mmd. Sierra et al., Fluorescence properties of well-characterized sedimentary estuarine humic compounds and surrounding pore waters, ENV TECHNOL, 21(9), 2000, pp. 979-988