?url_ver=Z39.88-2004&rft_id=10.1063%2F1.4757489&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Cheong&rft.aufirst=L.Y.&rft.au=Cheong%2C+L.Y.&rft.date=2012&rft.isbn=9780735410947&rft.title=On+the+covariant+gauge+%C3%8E%C2%B1+of+the+linearized+gravity+in+de+Sitter+spacetime&rft.issn=0094243X&rft.genre=proceeding