References
Baumslag, G., Taylor, T.: The center of groups with one defining relator. Math. Ann.175, 315–319 (1968)
Karrass, A., Solitar, D.: The subgroups of a free product of two groups with an amalgamated subgroup. Trans. Amer. Math. Soc.150, 227–255 (1970)
Karrass, A., Pietrowski, A., Solitar, D.: Finite and infinite cyclic extensions of free groups. To appear in J. Austral. math. Soc.
Magnus, W., Karrass, A., Solitar, D.: Combinatorial Group Theory. New York: Interscience 1966
Meskin, S., Pietrowski, A., Steinberg, A.: One-relator groups with center. To appear in J. Austral. Math. Soc.
Murasugi, K.: The center of a group with a single defining relation. Math. Ann.155, 245–251 (1964)
Murasugi, K.: On the center of the group of a link. Proc. Amer. Math. Soc.16, 1052–1057 (1965)
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Work on this paper was supported by N.R.C. fellowships.
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Pietrowski, A. The isomorphism problem for one-relator groups with non-trivial centre. Math Z 136, 95–106 (1974). https://doi.org/10.1007/BF01214345
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DOI: https://doi.org/10.1007/BF01214345