Chi, 2005; Vosniadou, 1994a. Еще одна точка зрения представлена в: DiSessa, 2008.
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Clark, D’Angelo and Schleigh, 2011; Eckstein and Kozhevnikov, 1997; Halloun and Hestenes, 1985; Howe, Tavares and Devine, 2012; Kaiser, Proffitt and McCloskey, 1985; Kaiser, McCloskey and Proffitt, 1986; Liu and MacIsaac, 2005.