R. Litherland
发表
Sam Nelson,
R. Litherland,
2001,
math/0106165.
Sam Nelson,
R. Litherland,
2022
.
Sam Nelson,
R. Litherland,
2022
.
R. Litherland,
C. Gordon,
1984
.
D. Kozen,
J. Oxley,
G. Ding,
2022
.
R. Litherland,
1979
.
R. Litherland,
1985
.
R. Litherland,
S. Bleiler,
1989
.
R. A. Litherland,
C. McA. Gordon,
R. Litherland,
1978
.
R. Litherland,
2002,
math/0207099.
Sam Nelson,
R. Litherland,
2001,
math/0106165.
S. Wallace,
R. Litherland,
2007,
0709.1507.
Patrick M. Gilmer,
R. A. Litherland,
R. Litherland,
1986
.
R. Litherland,
1981
.
K. Murasugi,
R. Litherland,
C. Gordon,
1981,
Canadian Journal of Mathematics.
R. Litherland,
C. Gordon,
1979
.
R. Litherland,
C. Gordon,
1984
.
R. Litherland,
1989,
Mathematical Proceedings of the Cambridge Philosophical Society.
R. Litherland,
1979
.
R. Litherland,
1980
.
R. Litherland,
1979
.
R. Litherland,
1998,
Canadian Journal of Mathematics.
Eric J. Rawdon,
Oguz C. Durumeric,
Jonathan Simon,
1999
.
R. Litherland,
1986
.
R. Litherland,
F. González-Acuña,
W. Whitten,
1994
.