Ryo Yoshii. Maximilian P. E. Groszmann’s alternative approach to the classification of “atypical” children in the early twentieth-century United States. Paedagogica Historica: International Journal of the History of Education. 2023. 59. 6. 1016-1034
Ryo Yoshii. Classification of children with learning problems and the establishment of special classes in Delaware from the 1930s to the mid-1940s. Paedagogica Historica: International Journal of the History of Education. 2019. 53. 3. 353-370
M. P. E. Groszmann and Residential School for Atypical Children (Spatial Considerations of Ability and Special Education in the 20th Century)
(History of Education Society 59th Annual Meeting 2019)
Classification of Children with Learning Problems in the Early 20th Century in the United States
(International Standing Conference for the History of Education 40 2018)