Sobolev, Alexander, Irina Trotsuk, и Alexander Kurakin. 2017. «Methodological Approaches to the Study of Russian Cooperation and “Theory and Practice of cooperation” As an Academic Discipline». Крестьяноведение 2 (1): 31-50. https://doi.org/10.22394/2500-1809-2017-2-1-31-50.