George F. Luger. Mathematical Model Building in the Solution of Mechanics Problems: Human Protocols and the MECHO Trace. Cognitive Science, 5(1):55-77, 1981. [doi]
@article{Luger81, title = {Mathematical Model Building in the Solution of Mechanics Problems: Human Protocols and the MECHO Trace}, author = {George F. Luger}, year = {1981}, doi = {10.1111/j.1551-6708.1981.tb00870.x}, url = {http://dx.doi.org/10.1111/j.1551-6708.1981.tb00870.x}, researchr = {https://researchr.org/publication/Luger81}, cites = {0}, citedby = {0}, journal = {Cognitive Science}, volume = {5}, number = {1}, pages = {55-77}, }