?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=G.%2C+Nagarjuna&rft.aulast=G.&rft.aufirst=Nagarjuna&rft.date=September+1994&rft.title=The+Role+of+Inversion+in+the+Genesis%2C+Development+and+the+Structure+of+Scientific+Knowledge&rft.inst=Indian+Institute+of+Technology%2C+Kanpur%2C+India