@article{IM_1990__99_1_143749,
     author = {Frank Conolly and Tadeusz Kozniewski},
     title = {Rigidity and crystallographic groups, {I.}},
     journal = {Inventiones mathematicae},
     pages = {25},
     publisher = {mathdoc},
     volume = {99},
     number = {1},
     year = {1990},
     zbl = {0692.57017},
     language = {un},
     url = {https://geodesic-test.mathdoc.fr/item/IM_1990__99_1_143749/}
}