A file on the above topic is available here for download: http://www.mediafire.com/view/ah7wy3d99rp95r0/The_unassailable_glory_of_lord_Bhuvaneshwara_%E2%80%93_the_primordial_Skambha_supporting_the_worlds_By-Santosh_Kumar_Ayalasomayajula.pdf regards subbu