References
- Chamberlain C. J. Methods in Plant Histology4th Ed. Chicago 1924, See
- Haynes Rachel. Types of safranin and their use. Stain Techn. 1928; 3: 43
- Conn H. J., Holmes W. C. Certain factors influencing the staining properties of fluorescein derivatives. Stain Techn. 1928; 3: 94–104