References:
Books:

• Gods, Groves and the Culture of Nature in Kerala J. R.FREEMAN

• Modern Asian Studies, Vol. 33, No. 2 (May, 1999), pp. 257-302 Published by: Cambridge University Press

Web:

•  Sacred Groves​
  http://www.forest.kerala.gov.in/index.php/forest/flora
   
•  India's Sacred Groves Are Disappearing,(2019)
   earther.gizmodo.com/
   
• As Kerala’s sacred groves disappear, the Theyyam art form loses a vital link - Cover story- The Hindu MARCH 02, 2019
  https://www.thehindu.com/news/
   
• Yakshi, Madan and other spirits
  http://keezhkulamelangom.angelfire.com/Madan.htm
  
  http://www.vaikhari.org/Nagaraja.html

Endnotes:

• ​ M. Jayarajan, Sacred Groves of North Malabar Archived 2009-03-26 at the Wayback Machine, Kerala Research Programme on Local Level Development, Centre for Development Studies, Thiruvananthapuram (ISBN 81- 87621-95-8)
   
•  Image License Attribute
   https://commons.wikimedia.org/wiki/File:Iringole_ kavu_Bhagavathy_Temple_-_Iringole_Forest_Temple_at_Perumbavoor_(31).jpg  as on 18/06/2020
   
•  Image License Attribute
   https://commons.wikimedia.org/wiki/File:Srimuthappan. jpg  ; as on 18/06/2020
   
•  Image License Attribute
   https://commons.wikimedia.org/wiki/File:Sarpa_Kavu_By_ Manojk.JPG  ; as on 18/06/2020
   
•  Image License Attribute
   https://commons.wikimedia.org/wiki/File:Sarpa_Kavu.jpg  ; as on 18/06/2020

Other Links:
• Useful resource e-links related to 'Graphic Design'
• Visual Communication Design at IDC, IIT Bombay

Case Study Download:
• Memoirs of a Scared Grove......
• Abhijath Illustrated Story Book......