Bissonette, Heather R.2009-03-232009-03-2319781978Source: Dissertation Abstracts International, Volume: 62-13, Section: A.http://hdl.handle.net/10393/8313http://dx.doi.org/10.20381/ruor-15756Language, General.The role of the aorist and imperfect tenses in the development of aspect a study of the preterite forms of the Povest' vremennykh let.Thesis