HUDEC, R., ŠIMON, V., HUDCOVÁ, V. Analyses of High-Energy Sources with ESA Gaia. In: ZATLOUKAL, M., ed. X-ray astronomy 2009: Present status, multi-wavelength approach and future perspectives. Melville: American Institute of Physics, 2010, s. 583-584. AIP Conference Proceedings, 1248. ISBN 978-0-7354-0795-4. ISSN 0094-243X. Available: https://doi.org/10.1063/1.3475345