Adloff, C., Andreev, V., Andrieu, B., Cvach, J., Ferron, S., Herynek, I., Hladký, J., Reimer, P., Taševský, M., Werner, M. Measurement of open beauty production at HERA. Physics Letters. B. 1999, 467(-), 156-164. ISSN 0370-2693. E-ISSN 1873-2445.