Browsing Royal Observatory of Belgium and the Planetarium by Author "Surdej J."
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Photoelectric light curves of minor planets 599 Luisa and 128 Nemesis during the 1976 opposition
Debehogne H.; Surdej A.; Surdej J. -
Photoelectric lightcurves and rotation period of the minor planet 59 Elpis
Debehogne H.; Surdej A.; Surdej J. -
Photoelectric lightcurves of the minor planets 29 Amphitrite, 121 Hermione and 185 Eunike
Debehogne H.; Surdej A.; Surdej J. -
Positions of the minor planets obtained in 1976 with the great objective prism of 40 CM /f equals 4 m/ of the ESO observatory at La Silla
Debehogne H.; Surdeg A.; Surdej J. -
The Gaia astrophysical parameters inference system (Apsis). Pre-launch description
Bailer-Jones C. A. L.; Andrae R.; Arcay B.Astraatmadja T.Bellas-Velidis I.Berihuete A.Bijaoui A.Carrión C.Dafonte C.Damerdji Y.Dapergolas A.de Laverny P.Delchambre L.Drazinos P.Drimmel R.Frémat Y.Fustes D.García-Torres M.Guédé C.Heiter U.Janotto A.-M.Karampelas A.Kim D.-W.Knude J.Kolka I.Kontizas E.Kontizas M.Korn A. J.Lanzafame A. C.Lebreton Y.Lindstrøm H.Liu C.Livanou E.Lobel A.Manteiga M.Martayan C.Ordenovic C.Pichon B.Recio-Blanco A.Rocca-Volmerange B.Sarro L. M.Smith K.Sordo R.Soubiran C.Surdej J.Thévenin F.Tsalmantza P.Vallenari A.Zorec J. et al.