@article{CM_1989__71_3_241_0,
     author = {Burrow, Martin D. and Steinberg, Arthur},
     title = {On a result of {G.} {Baumslag}},
     journal = {Compositio Mathematica},
     pages = {241--245},
     year = {1989},
     publisher = {Kluwer Academic Publishers},
     volume = {71},
     number = {3},
     mrnumber = {1022043},
     zbl = {0707.20016},
     language = {en},
     url = {https://www.numdam.org/item/CM_1989__71_3_241_0/}
}