1. Kosolapov V.M., Trofimov I.A., Bychkov G.N., Trofimova N.S., Yakovleva E.P. Kormoproizvodstvo, ratsional'noe prirodopol'zovanie i agroekologiya. [Feed production, environmental management and agroecology]. Kormoproizvodstvo = Forage Production. 2016;(8):3-7. (In Russ.). URL: http://elib.cnshb.ru/books/free /0364/364765/files/assets/basic-html/page-5.html
2. Kosolapov V.M., Pilipko S.V., Kostenko S.I. Novye sorta kormovykh kul'tur – zalog uspeshnogo razvitiya kormoproizvodstva. [New varieties of fodder crops is the guarantee of successful development of fodder production]. Dostizheniya nauki i tekhniki APK = Achievements of Science and Technology of AICis. 2015;29(4):35-37. (In Russ.). URL: https://elibrary.ru/item.asp?id=23374009
3. Tyulin V.A., Lazerev N.N., Ivanova N.N., Vagunin D.A. Mnogoletnie bobovye travy v agrolandshaftakh Nechernozem'ya. [Perennial legumes in the agricultural landscapes of the nonchernozem zone]. Tver': Tverskaya GSKhA. 2014. 234 p.
4. Kapsamun A.D., Pavlyuchik E.N., Ivanova N.N. Mnogoletnie bobovye travy na osushaemykh zemlyakh Nechernozem'ya. [Perennial legumes on the drained lands of the non-Black Earth region]. Tver': Tver. Gos. un-t, 2018. 178 p. ISBN 978-5-7609-1388-3. (In Russ.). URL: https://elibrary.ru/item.asp?id=36441012
5. Lazarev N.N, Prudnikov A.D., Kurenkova E.M., Starodubtseva A.M. Mnogoletnie bobovye travy v Nechernozem'e. [Perennial legumes in the non-chernozem zone]. Mocow: Iz-vo: RGAU – MSKhA im. K.A. Timiryazeva, 2017. 262 p.