1. State Pharmacopeia [in Russian], Meditsina, Moscow (1987), 11th Edition, pp. 176–179.
2. Russian Federation State Standard GOST 9419–78. Stearic Acid. Added 17-07-78; Standards Press, Moscow (1978).
3. The United States Pharmacopoeia, 30th Revision (2007).
4. British Pharmacopoeia (2007). Version 11.0.
5. Characterization of mesophases (on-line article) URL: http: // olla.ichf.edu.pl / lect / SS2005 / Binnemans lecture2.pdf.