References
- Penney DP (2000) A brief history of the Biological Stain Commission: its founders, its mission and the first 75 years. Biotech. & Histochem. 75: 154–166.
- Penney DP, Powers JM, Frank M, Willis C, Churukian C (2002) Analysis and testing of biological stains - the Biological Stain Commission procedures. Biotech. & Histochem. 77: 237–275.