T. N. Tiwari3, P. C. Mishra1S. Behera1 B. Mallick2. 2012. “X-Ray Characterisation of Various Aluminium Phases in the Medicinal Herb Bacopa Monnieri Affected by Simulated Acid Rain”. Journal of Biomedical and Pharmaceutical Research 1 (1). http://jbpr.in/index.php/jbpr/article/view/7.