@article{kiefer:insu-03645266, TITLE = {{Two families of exocomets in the $\beta$ Pictoris system}}, AUTHOR = {Kiefer, F. and Lecavelier Des Etangs, A. and Boissier, J. and Vidal-Madjar, A. and Beust, H. and Lagrange, A. -M. and H{\'e}brard, G. and Ferlet, R.}, URL = {https://insu.hal.science/insu-03645266}, JOURNAL = {{Nature}}, PUBLISHER = {{Nature Publishing Group}}, VOLUME = {514}, PAGES = {462-464}, YEAR = {2014}, DOI = {10.1038/nature13849}, HAL_ID = {insu-03645266}, HAL_VERSION = {v1}, }