PERIODICITIES IN THE HIGH-MASS X-RAY BINARY SYSTEM RX J0146.9+6121/LS I+61°235 Статья Sarty G.E., Huziak R., Luciuk D., Kiss L.L., Johnston H., Catalan L.J.J., Crawford T.R., Pickard R.D., Grzybowski T.A., Closas P., Lane D.J., Balam D., Wu K. Monthly Notices of the Royal Astronomical Society. Том 392. 2009. С. 1242-1252