Christian Wolf, Wouter M Bergmann Tiest, Knut Drewing 2018, 'A mass-density model can account for the size-weight illusion.', PLoS ONEhttp://europepmc.org/articles/PMC5813910?pdf=render. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)

Elizabeth J. Saccone, Philippe A. Chouinard 2019, 'Barbie-Cueing Weight Perception', i-Perceptionhttps://doi.org/10.1177/2041669519850590. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)