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Santilli, C.V., Dias Filho, N.L., Pulcinelli, S.H. et al. N2 adsorption isotherms study of the texture changes in silica gel modified by organofunctional groups. J Mater Sci Lett 15, 1450–1453 (1996). https://doi.org/10.1007/BF00275303
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DOI: https://doi.org/10.1007/BF00275303