Mathematical Pearls: Free Products with Amalgamation and 3-Manifolds
1961 ◽
Vol 12
(4)
◽
pp. 669
◽
1998 ◽
Vol 189
(8)
◽
pp. 1125-1137
◽
1992 ◽
Vol 121
(3-4)
◽
pp. 361-374
1998 ◽
Vol 125
(1-3)
◽
pp. 129-133
◽