Vasilenko, E.V., Glazovskiy, A.F., Macheret, Yu.Ya., Navarro, F.J., Sokolov, V.G. & Shiraiwa T. (2003). Georadar VIRL for radio-echo sounding of glaciers. Mat. Glyatsiol. Issled. (Data Glaciol. Studies), 94, 225-234 (in Russian).
Vasilenko, E.V., Glazovskiy, A.F., Macheret, Yu.Ya., Navarro, F.J., Sokolov, V.G. & Shiraiwa T. (2003). Georadar VIRL for radio-echo sounding of glaciers. Mat. Glyatsiol. Issled. (Data Glaciol. Studies), 94, 225-234 (in Russian).