A historical Correction is recommended by Dr. AKB Pillai on the myth of “Mahabali and Vamana” [Vamana, the one of the ten re-incarnation of Lord Mahavishnu sends King Mahabali to the nether world.]

http://webmalayalee.com/portals/2011/08/29/a-historical-correction-by-dr-akb-pillai-on-the-myth-of-mahabali-and-vamana/