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Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1985)
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Coelho, F.C.; Souza, R.R.; Codeço, C.T.: Towards an ontology for mathematical modeling with application to epidemiology (2012)
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Stathopoulos, Y.; Baker, S.; Rei, M.; Teufel, S.: Variable typing : assigning meaning to variables in mathematical text (2018)
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Oluic-Vukovic, V.: Bradford's distribution : from the classical bibliometric 'law' to the more general stochastic models (1997)
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Huber, J.C.: ¬A new method for analyzing scientific productivity (2001)
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