@article{lacoste:hal-01579228,
TITLE = {On the difficulty of finding spines},
AUTHOR = {Lacoste, Cyril},
URL = {https://hal.science/hal-01579228},
JOURNAL = {Comptes Rendus. Math{\'e}matique},
PUBLISHER = {Acad{\'e}mie des sciences (Paris)},
VOLUME = {356},
NUMBER = {2},
PAGES = {141-145},
YEAR = {2018},
DOI = {10.1016/j.crma.2018.01.007},
KEYWORDS = {general linear-groups ; well-rounded retract ; Cohomology ; Lattices ; Spaces},
HAL_ID = {hal-01579228},
HAL_VERSION = {v1},
}