1
The Symbiotic Phenomenon [E-Book] : Proceedings of the 103rd Colloquium of the International Astronomical Union, Held in Torun, Poland, August 18–20, 1987 /
2
Physics of Formation of FeII Lines Outside LTE [E-Book] : Proceedings of the 94th Colloquium of the International Astronomical Union Held in Anacapri, Capri Island, Italy, 4–8 July 1986 /
3
The Nature of Symbiotic Stars [E-Book] : Proceedings of IAU Colloquium No. 70 Held at the Observatoire De Haute Provence, 26–28 August, 1981 /