Intrinsic quasar variability and time delay determination in the lensed quasar UM673 by Koptelova, E., Oknyanskij, V. L., Artamonov, B. P., Burkhonov, O.

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Determining time delay in the gravitationally lensed system QSO2237+0305 by Koptelova, E. A., Oknyanskij, V. L., Shimanovskaya, E. V.

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Variable Radio Echoes from a Jet in QSO 0957 + 561. II. Statistical Significance of the Result by Oknyanskij, Vl

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CCD Photometry of QSO 0957+561 A & B for the period 1987-1992 using La Palma archive by Slavcheva-mihova, Ls, Oknyanskij, Vl, Mihov, Bm

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Time delay between images of the lensed quasar UM673 by Koptelova, E., Chen, W. P., Chiueh, T., Artamonov, B. P., Oknyanskij, V. L., Nuritdinov, S. N., Burkhonov, O., Akhunov, T., Bruevich, V. V., Ezhkova, O. V., Gusev, A. S., Sergeyev, A. V., Ehgamberdiev, Sh. A., Ibragimov, M. A.

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Intrinsic quasar variability and time delay determination in the lensed quasar UM673 by Koptelova, E., Oknyanskij, V. L., Artamonov, B. P., Burkhonov, O.

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Time delay between images of the lensed quasar UM673 by Koptelova, E, Chen, W P, Chiueh, T, Artamonov, B P, Oknyanskij, V L, Nuritdinov, S N, Burkhonov, O, Akhunov, T, Bruevich, V V, Ezhkova, O V, Gusev, A S, Sergeyev, A V, Ehgamberdiev, Sh A, Ibragimov, M A

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Radio-optical variability correlation in QSO 0957+561: evidence for beamed hard radiation by Oknyanskij, V.L.

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Connection between X-ray and optical variability in NGC 4151 by Oknyanskij, V. L.

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Intrinsic quasar variability and time delay determination in the lensed quasar UM673 by KOPTELOVA, E, OKNYANSKIJ, V. L, ARTAMONOV, B. P, BURKHONOV, O

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Multiwavelength Observations of Short-Timescale Variability in NGC 4151. IV. Analysis of Multiwavelength Continuum Variability by Edelson, R. A., Alexander, T., Crenshaw, D. M., Kaspi, S., Malkan, M. A., Peterson, B. M., Warwick, R. S., Clavel, J., Filippenko, A. V., Horne, K., Korista, K. T., Kriss, G. A., Krolik, J. H., Maoz, D., Nandra, K., O'Brien, P. T., Penton, S. V., Yaqoob, T., Albrecht, P., Alloin, D., Ayres, T. R., Balonek, T. J., Barr, P., Barth, A. J., Bertram, R., Bromage, G. E., Carini, M., Carone, T. E., Cheng, F.-Z., Chuvaev, K. K., Dietrich, M., Dultzin-Hacyan, D., Gaskell, C. M., Glass, I. S., Goad, M. R., Hemar, S., Ho, L. C., Huchra, J. P., Hutchings, J., Johnson, W. N., Kazanas, D., Kollatschny, W., Koratkar, A. P., Kovo, O., Laor, A., MacAlpine, G. M., Magdziarz, P., Martin, P. G., Matheson, T., McCollum, B., Miller, H. R., Morris, S. L., Oknyanskij, V. L., Penfold, J., Perez, E., Perola, G. C., Pike, G., Pogge, R. W., Ptak, R. L., Qian, B.-C., Recondo-Gonzalez, M. C., Reichert, G. A., Rodriguez-Espinoza, J. M., Rodriguez-Pascual, P. M., Rokaki, E. L., Roland, J., Sadun, A. C., Salamanca, I., Santos-Lleo, M., Shields, J. C., Shull, J. M., Smith, D. A., Smith, S. M., Snijders, M. A. J., Stirpe, G. M., Stoner, R. E., Sun, W.-H., Ulrich, M.-H., van Groningen, E., Wagner, R. M., Wagner, S., Wanders, I., Welsh, W. F., Weymann, R. J., Wilkes, B. J., Wu, H., Wurster, J., Xue, S.-J., Zdziarski, A. A., Zheng, W., Zou, Z.-L.

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Time delay between images of the lensed quasar UM673 by KOPTELOVA, E, CHEN, W. P, GUSEV, A. S, SERGEYEV, A. V, EHGAMBERDIEV, Sh. A, IBRAGIMOV, M. A, CHIUEH, T, ARTAMONOV, B. P, OKNYANSKIJ, V. L, NURITDINOV, S. N, BURKHONOV, O, AKHUNOV, T, BRUEVICH, V. V, EZHKOVA, O. V

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Time delay between images of the lensed quasar UM673 by Koptelova, E, Chen, W P, Chiueh, T, Artamonov, B P, Oknyanskij, V L, Nuritdinov, S N, Burkhonov, O, Akhunov, T, Bruevich, V V, Ezhkova, O V, Gusev, A S, Sergeyev, A A, Ehgamberdiev, Sh A, Ibragimov, M A

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Determining time delay in the gravitationally lensed system QSO2237+0305 by KOPTELOVA, E. A, OKNYANSKIJ, V. L, SHIMANOVSKAYA, E. V

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Variable radio echoes from a jet in QSO 0957+561 by Oknyanskij, V. L.

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Multiwavelength observations of short-timescale variability in NGC 4151 .4. Analysis of multiwavelength continuum variability by Edelson, RA, Alexander, T, Crenshaw, DM, Kaspi, S, Malkan, MA, Peterson, BM, Warwick, RS, Clavel, J, Filippenko, AV, Horne, K, Korista, KT, Kriss, GA, Krolik, JH, Maoz, D, Nandra, K, OBrien, PT, Penton, SV, Yaqoob, T, Albrecht, P, Alloin, D, Ayres, TR, Balonek, TJ, Barr, P, Bar

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QSO 0957+561 and other large-separated double quasars: some new results and a future observational project by Oknyanskij, V L

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New radio observations of QSO 0957+561 confirm optical-to radio time delay by Oknyanskij, V L

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Correlation of IR and Opticical Variability in NGC4151 by Oknyanskij, V L, Lyuty, V M, Taranova, O G, Shenavrin, V I

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