1. Smela M J (2005) Regulatory considerations for stability indicating analytical methods in drug substance and drug product testing. Am Pharm Rev 8:51–54.
2. ICH Q5 (1996) Stability testing of biotechnological/biological products.
3. ICH Q1A (2003) Stability testing of new drug substances and products.
4. ICH Q1E (2003) Evaluation of stability data.
5. ICH Q3A (R) (2003) Impurities in new drug substances.