 A professor arranged for them to travel to Buryatia in 1903 to collect more material.Tseveen went to the northwest Baikal area and Olkhon island, and his work proved successful enough to earn him more research trips over the next years, sponsored by the Russian Committee for the Investigation of Central and Eastern Asia.In 1904 he travelled to Urga and home to Aginsk, in 1905 and 1906 he again travelled to Transbaikalia and Outer Mongolia.