CASTRO-TIRADO, A.J., SOKOLOV, V. V., GOROSABEL, J., CASTRO CERÓN, J. M., GREINER, J., WIJERS, R. A. M. J., JENSEN, B. L., HJORTH, J., TOFT, S., PEDERSEN, H., PALAZZI, E., PIAN, E., MASSETTI, N., SAGAR, R., MOHAN, V., PANDEY, A. K., PANDEY, S. B., DODONOV, S. N., FATKHULLIN, T. A., AFANASIEV, V. L., KOMAROVA, V. N., MOISEEV, A. V., HUDEC, R., ŠIMON, V. The extraordinarily birth optical afterglow of GRB 991208 and its host galaxy. Astronomy & Astrophysics. 2001, 370(2), 398-406. ISSN 0004-6361. E-ISSN 1432-0746.