• Close-In Substellar Companions and the Formation of sdB-Type Close Binary Stars 

      Autor: Zhu, L. Y.; Qian, S. B.; Zhao, E.-G.; Fernández Lajús, E.; Han, Z.-T.
      (České vysoké učení technické v PrazeCzech Technical University in Prague, 2015)
      The sdB-type close binaries are believed to have experienced a common-envelope phase and may evolve into cataclysmic binaries (CVs). About 10% of all known sdB binaries are eclipsing binaries consisting of very hot subdwarf ...