KAMBE, E., HIRATA, R., KATO, M., ANDO, H., KENNELLY, E. J., WALKER, G. A. H., ŠTEFL, Stanislav, TARASOV, A. E. Nonradial pulsation modes in a Be star xi Oph. In: STOBIE, R. S., WHITELOCK, P. A., eds. Astrophysical application of stellar pulsation. Provo, Utah: Astronomical Society of the Pacific, 1995, s. 301-302.