@inbook{+2015+202+207,
url = {https://doi.org/10.1515/9781400868049-007},
title = {1931: XXXIII, AXXXIII},
booktitle = {Elie Cartan and Albert Einstein},
editor = {Robert Debever},
publisher = {Princeton University Press},
address = {Princeton},
pages = {202--207},
doi = {doi:10.1515/9781400868049-007},
isbn = {9781400868049},
year = {2015},
lastchecked = {2026-05-04}
}