Author: B. N. Patnaik

https://drive.google.com/file/d/18MSBkqO64zaDI5QAeAZPQ3PdmOpaVHoZ/view?usp=sharing

https://drive.google.com/file/d/1BYjGxfj0BQTH-R0L0myWrE5ioVcdY74o/view?usp=sharing

https://drive.google.com/file/d/19HLPsFaZDV4WbZ6QLnlVmMasPfOj2pGl/view?usp=sharing

https://drive.google.com/file/d/1HmwEkgPoLwFmCpKibFGT1MSghucP3tTf/view?usp=sharing

https://drive.google.com/file/d/1q0xipC-wKlCmsWw_67939O_yJthmu0YZ/view?usp=sharing

https://drive.google.com/file/d/1jGaGd-zoqGrt7i4G2vRvteg1oewnl9TS/view?usp=sharing

https://drive.google.com/file/d/1IyzagqNuFtavlGC2ggmBwwcbKyISaF_c/view?usp=sharing

https://drive.google.com/file/d/1JEC35ra5-xkCoF3JmqvKGJIk7WZj5WTF/view?usp=sharing

https://drive.google.com/file/d/13KbWwfie6BC_kvG_Z6_J5r_xeEtKkzSS/view?usp=sharing

https://www.youtube.com/watch?v=Yd-28WftCd8 A talk by Professor B.N.Patnaik at the Azim Premji University (September 2, 2011)