Article Lenny van Rosmalen; Maartje P. C. M. Luijk; Frank C. P. van der Horst (2022)
Harry Harlow's pit of despair: Depression in monkeys and men. Journal of the History of the Behavioral Sciences (pp. 204-222). (/isis/citation/CBB555024602/) unapi

Article Lenny van Rosmalen; René van der Veer; Frank CP van der Horst (2020)
The nature of love: Harlow, Bowlby and Bettelheim on affectionless mothers. History of Psychiatry (pp. 227-231). (/isis/citation/CBB283086142/) unapi

Article Frank C. P. van der Horst; Karin Zetterqvist Nelson; Lenny van Rosmalen; et al. (2020)
A Tale of Four Countries: How Bowlby Used His Trip Through Europe to Write the WHO Report and Spread His Ideas. Journal of the History of the Behavioral Sciences (pp. 169-185). (/isis/citation/CBB078112505/) unapi

Article Frank C. P. van der Horst; Lenny van Rosmalen; René van der Veer (2019)
Research Notes: John Bowlby’s Critical Evaluation of the Work of René Spitz. History of Psychology (pp. 205-208). (/isis/citation/CBB356679106/) unapi

Article Lenny van Rosmalen; Frank C. P. van der Horst; René van der Veer (2016)
From Secure Dependency to Attachment: Mary Ainsworth’s Integration of Blatz’s Security Theory into Bowlby’s Attachment Theory. History of Psychology (pp. 22-39). (/isis/citation/CBB307059811/) unapi

Article van Rosmalen, Lenny; Veer, René van der; Van der Hors, Frank (2015)
Ainsworth's Strange Situation Procedure: The Origin of an Instrument. Journal of the History of the Behavioral Sciences (pp. 261-284). (/isis/citation/CBB001552075/) unapi

Article van Rosmalen, Lenny; van der Horst, Frank C. P.; van der Veer, René (2011)
An Unexpected Admirer of Ladygina-Kohts. History of Psychology (p. 412). (/isis/citation/CBB001220675/) unapi