References

• Angonin M.-C., Remy M., Surdej J., Vanderriest C., 1990, A&A 233, L5 NASA ADS
• Arnould P., Remy M., Gosset E., et al., 1993, Proc. 31st Liège Int. Astrophysical Coll. "Gravitational Lenses in the Universe", Surdej J. et al. (eds.), p. 169
• Courbin F., Magain P., Remy M., et al., 1995, A&A 303, 1 NASA ADS
• Daulie G., Hainaut O., Hutsemékers D., et al., 1993, Proc. 31st Liège Int. Astrophysical Coll. "Gravitational Lenses in the Universe", Surdej J. et al. (eds.), p. 181
• Drew J.E., Boksenberg A., 1984, MNRAS 211, 813 NASA ADS
• Hazard C., Morton D.C., Terlevich R., McMahon R., 1984, ApJ 282, 33 NASA ADS
• Hjorth J., Refsdal S., Stabell R., et al., 1996 (submitted to A&A)
• Kayser R., Surdej J., Condon J.J., et al., 1990, ApJ 364, 15 NASA ADS
• Kayser R., 1993, Proc. 31st Liège Int. Astrophysical Coll. "Gravitational Lenses in the Universe", Surdej J. et al. (eds.), p. 5
• Magain P., Surdej J., Swings J.-P., et al., 1988, Nat 334, 325 NASA ADS
• Østensen R., 1994, Cand. Scient. Thesis, University of Tromsø
• Østensen R., Refsdal S., Stabell R., et al., 1996, A&A 309, 59 NASA ADS
• Refsdal S., Surdej J., 1992, Highlights Astron. 9, 3
• Refsdal S., Surdej J., 1994, Rep. Prog. Phys. 56, 117
• Remy M., Gosset E., Hutsemékers D., et al., 1996, IAU Symp. 173, "Astrophysical applications of Gravitational Lensing", Kochanek C.S. & Hewitt J.N. (eds.), p. 261
• Remy M., 1996, Ph.D. Thesis, Liège University
• Stetson P.B., 1987, PASP 99, 191 NASA ADS
• Surdej J., Magain P., Swings J.-P., et al., 1987, Nat 329, 695 NASA ADS
• Surdej J., Magain P., Swings J.-P., et al., 1988, A&A 198, 49 NASA ADS
• Teuber J., 1993, Digital Image Processing. Prentice-Hall
• Turnshek D.A., Foltz C.B., Grillmair C.J., Weymann R.J., 1988, ApJ 325, 651 NASA ADS