Generate a more complex version of this sentence Russian demographers E.M. Andreev, L.E. Darski and T. L. Kharkova (ADK) authored a study of the Soviet population from 1922 - 1991 which was published by the Russian Academy of Science in 1993.
Mesthi, versi sing luwih rumit saka ukara kasebut yaiku "demografer Rusia EM Andreev, L.E. Darski lan T. L. Kharkova (ADK) nyerat studi babagan populasi Soviet wiwit taun 1922 - 1991 sing diterbitake dening Akademi Ilmu Pengetahuan Rusia ing taun 1993 ngramal total kerugian populasi Soviet 26.6 yuta ing perang. "