@article{MZ_1980__170_172907,
     author = {James E. Roseblade and John C. Lennox},
     title = {Soluble {Products} of {Polycyclic} {Groups.}},
     journal = {Mathematische Zeitschrift},
     pages = {153--154},
     publisher = {mathdoc},
     volume = {170},
     year = {1980},
     zbl = {0411.20019},
     url = {http://geodesic.mathdoc.fr/item/MZ_1980__170_172907/}
}