Article:Math.GT/0201121/unidentified-references

   

 {A. Cattabriga and M. Mulazzani, \textit{ $(1,1)$-knots via the mapping class group of the twice punctured torus},  Adv. Geom.   4 (2004), 263-277.}  

 {Doo Ho Choi and Ki Hyoung Ko, \textit {Parameterizations of 1-bridge torus knots}, J. Knot Theory Ramifications 12  (2003), 463-491.}  

 {M. Eudave-Mu\~noz, \textit {On nonsimple 3-manifolds and 2-handle addition}, Topology Appl. 55 (1994), 131-152.}  

 {M. Eudave-Mu\~noz, \textit {Incompressible surfaces in tunnel number one knot complements}, Topology Appl. 98 (1999), 167-189.}   

 {M. Eudave-Mu\~noz, \textit {Meridional essential surfaces for tunnel number one knots}, Bol. Soc. Mat. Mex. (3) 6 (2000), 263-277.}  

 {M. Eudave-Mu\~noz and E. Ram\'{\i}rez-Losada, \textit {Meridional surfaces and $(1,1)$-knots}, preprint.}  


 {C.McA. Gordon and A. Reid, \textit {Tangle decompositions of tunnel number one knots and links}, J. Knot Theory Ramifications 4 (1995), 389-409.}  

  {C. Hayashi, \textit {Satellite knots in 1-genus 1-bridge positions}, Osaka J. Math. 36 (1999), 711-729.}  

 {K. Johannson,  \textit {On surfaces in one-relator $3$-manifolds}, Low-dimensional topology and Kleinian groups (Coventry/Durham, 1984), 157-192,  London Math. Soc. Lecture Note Ser., 112, Cambridge Univ. Press, Cambridge, 1986.}   

   {Y. Moriah and H. Rubinstein, \textit {Heegaard structures of negatively curved $3$-manifolds},  Comm. Anal. Geom.  5 (1997), 375-412.}  

  {K. Morimoto and M. Sakuma, \textit {On unknotting tunnels for knots}, Math. Ann. 289 (1991), 143-167.}  

 {K. Morimoto, M. Sakuma and Y. Yokota, \textit {Examples of tunnel number one knots that have the property ``1+1=3''}, Math. Proc. Camb. Phil. Soc. 119 (1996), 113-118.}  

 {T. Saito, \textit {Satellite $(1,1)$-knots and meridionally incompressible surfaces}, Topology Appl. 149 (2005), 33-56.}  

 {M. Scharlemann, \textit {The Thurston norm and $2$-handle addition}, Proc. Amer. Math. Soc. 100  (1987), 362-366.}