Lillard A, Else-Quest N (September 2006). “The early years. Evaluating Montessori education”, Science313 (5795), p. 1893–4. doi:10.1126/science.1132362.
Rathunde K, Csikszentmihalyi M (majo 2005). “Middle School Students' Motivation and Quality of Experience: A Comparison of Montessori and Traditional School Environments”, American Journal of Education111 (3), p. 341–71. doi:10.1086/428885.
Rathunde K, Csikszentmihalyi M (septembro 2005). “The Social Context of Middle School: Teachers, Friends, and Activities in Montessori and Traditional School Environments”, The Elementary School Journal106 (1), p. 59–79. doi:10.1086/496907.