@article{cognard:insu-02612447, TITLE = {{Dispersion measure variations observed in the direction of the millisecond pulsar PSR B1821-24.}}, AUTHOR = {Cognard, Isma{\"e}l and Lestrade, Jean-Francois}, URL = {https://insu.hal.science/insu-02612447}, JOURNAL = {{Astronomy and Astrophysics - A\&A}}, PUBLISHER = {{EDP Sciences}}, VOLUME = {323}, NUMBER = {1}, PAGES = {211-216}, YEAR = {1997}, KEYWORDS = {PULSARS: GENERAL ; PULSARS: INDIVIDUAL: PSR B1821-24 ; ISM: GENERAL ; STARS: KINEMATICS}, PDF = {https://insu.hal.science/insu-02612447/file/1997A%2BA___323__211C.pdf}, HAL_ID = {insu-02612447}, HAL_VERSION = {v1}, }