She continued her postgraduate study at the Soil Institute of the Academy of Sciences of the USSR in the Uzbek Soviet Socialist Republic (SSR).
[1][2] In 1940 Yusufova began working at the Institute of Geology at the outpost of the Academy of Sciences and she continued in this position for three years.
[3] Her main research interests were the geochemistry of Celestine, the Tajik mineral springs and the Central Asian loess soils.
Her main sphere of research included the mineral properties, elemental composition and geochemistry of mineralogy of sedimentary rocks, such as clay and loam.
[2] Yusufova authored the first textbook to be published in the Tajik language "Geology with elements of mineralogy and petrography" (1964).