DOMINGUES, Sérgio; BOFF, Pedro  and  BOFF, Mari Inês Carissimi. Pfeiffer’s circular chromatography in soil treated with high dynamized dilutions. Rev. Mex. Cienc. Agríc [online]. 2022, vol.13, n.7, pp.1183-1194.  Epub Nov 28, 2022. ISSN 2007-0934.