by Shavnin, S.A., Lebedev, V.A., Galako, V.A., Vlasenko, V.E.
Published in Izvestiâ vysših učebnyh zavedenij. Lesnoj žurnal (20.01.2017)

by Yevdokimov, I. V., Yusupov, I. A., Larionova, A. A., Bykhovets, S. S., Glagolev, M. V., Shavnin, S. A.
Published in Eurasian soil science (01.12.2017)

by Rybin, I.A, Shavnin, S.A, Mikheeva, S.A
Published in Fiziologiia i biokhimiia kul'turnykh rastenii. = Physiology and biochemistry of cultivated plants (1979)