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DYSCALCULIA RESEARCH

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1.  Varieties of Developmental Dyscalculia by M. Von Aster 

1979

1. Dyscalculia and Dyslexia by Kaia Svien and Donna Sherlock. Bulletin of the Orton Society. Vol. 29 (1979), pp. 269-276

1924 - 1957 

1. Some Notes on Gerstmann's Syndrome by Josef Gerstmann in Neurology (12-01-1957).  In 1924, described Gerstmann's Syndrome:  finger agnosia, dysgraphia, dyscalculia.