me to<p>

Ying-Qing Wu<p>

Brittenham and Wu<br>
The classification of Dehn surgery on 2-bridge knots<br>
to appear in Communiactions in Analysis and Geometry<p>

<!--to<p>-->

<!--John Luecke<p>-->
<!--Luecke and Wu<br>-->
<!--Relative Euler number and finite covers of graph manifolds<br>-->
<!--Geometric Topology (W. Kazez, ed.) (1997) 80-103<p>-->

to<p>

Cameron Gordon <p>

<!--Gordon and Luecke<br>-->
<!--Only integral Dehn surgeries can yield reducible manifolds<br>-->
<!--Math. Proc. Cambridge Philos. Soc. 102 (1987) 97-101)<p>-->

Gordon, Wu, and Zhang<br>
Non-integral toroidal surgery on hyperbolic knots in S^3<br>
Proc. Amer. Math. Soc. 128 (2000), no. 6, 1869--1879<p>

to<p>

John Conway<p>

Conway and Gordon<br>
A group to classify knots<br>
Bull. London Math. Soc. 7 (1975), 84--86<p>

to<p>

Paul Erd&ouml;s<p>

Conway, Erdos, and Guy<br>
On the distribution of values of angles determined by coplanar points<br>
J. London Math. Soc. 19 (1979), no. 1, 137--143<p>