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FranciscoF.Collazo-ReyesFranciscoF. i inni, Emergence of modern scientific discourse in the American continent: knowledge claims in the discovery of Erythronium/Vanadium in Mexico (1802–1832), „Scientometrics”, 110 (3), 2017, s. 1505–1521, DOI: 10.1007/s11192-016-2220-y, ISSN0138-9130 [dostęp 2019-08-02](ang.).
Cecil J.C.J.SchneerCecil J.C.J., The American Mineralogical Journal. Archibald BruceThe Monthly American Journal of Geology and Natural Science. G. W. Featherstonhaugh, „The Journal of Geology”, 78 (6), 1970, s. 752–752, DOI: 10.1086/627580, ISSN0022-1376 [dostęp 2019-08-02].