E. K. W. Schulte

Standardization of biological dyes and stains: pitfalls and possibilities

E. K. W. Schulte, E. Schulte, 2004, Histochemistry.

Standardization of reagents and methods used in cytological and histological practice with emphasis on dyes, stains and chromogenic reagents

A. P. De Leenheer, R. W. Horobin, E. K. W. Schulte, 1994, The Histochemical Journal.