1. Brueckner, G.E., Patterson, N.P. and Scherrer, V.E.: 1976,Solar Physics 47, 127
2. Brueckner, G.E.: 1980,Highlights of Astronomy 5, 557
3. Brueckner, G.E. and Bartoe, J.-D.F.: 1984,Astrophysical Journal 272, 329
4. Cheng, C.-C. and Kjeldseth-Moe, O.: 1989,Bulletin of the AAS 21, 835
5. Cheng, C.-C. and Kjeldseth-Moe, O.: 1990, ?XUV Streaks Observed from Skylab? in B. Schmieder and Eric Priest, ed(s).,Flares 22 Workshop: ?Dynamics of Solar Flares?, Observatoire de Paris, DASOP, 101