Hyman, Ludmila Department Structural Changes in Systems of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
http://www.mpiwg-berlin.mpg.de/Preprints/P375.PDF (Preprint)
P375.PDF (Preprint), 240KB
Hyman, L. (2009). Vygotsky on Scientific Observation. Berlin: Max-Planck-Institut für Wissenschaftsgeschichte.