Сообщения Специальной астрофизической обсерватории. Вып.61: "QSO physical properties and spectra", all - union conference (2; 1987; Nizhnij Arkhyz). Proceedings
русский/"QSO physical properties and spectra", all - union conference (2; 1987; Nizhnij Arkhyz). Proceedings ."QSO physical properties and spectra", all - union conference (2; 1987; Nizhnij Arkhyz). Proceedings."QSO physical properties and spectra", all - union conference (2; 1987; Nizhnij Arkhyz). Proceedings.Б. м./, 1987 ( ). - 1987."QSO physical properties and spectra", all - union conference (2; 1987; Nizhnij Arkhyz). Proceedings. Б. м., 1987 .Сообщения Специальной астрофизической обсерватории / АН СССРВып.61