@misc{misc8be0d4c5, title = {An unknotting theorem for 'S POT.P' x 'S POT.Q' embedded in 'S POT.P+Q+2'}, author = {Lucas, L A and Manzoli Neto, Oziride and Saeki, O}, year = {1995}, publisher = {Icmsc-Usp} }