1. G. V. Kovalev, S. A. Vasil’ev, V. A. Sazhin, et al., “Synthesis and psychopharmacological activity of N-(4-hydroxy-4-methyl-3-tetrahydropyranyl) derivatives of amino acids,” Farmakol. Toksikol., 53, No. 1, 20–22 (1990).
2. V. P. Shamshin, O. S. Anisimova, T. Ya. Filippenko, and V. G. Voronin, “Amino acid and peptide derivatives of amines. I. Synthesis and properties of choline ethers of α-and ω-amino acids,” Khim. Farmakol. Zh., No. 1, 47–51 (1977).
3. E. A. Zhdanov, I. A. Prokop’eva, and L. V. Alekseeva, “A technique of synthesis of diethyl ether L-glutamine acid hydrochloride,” Khim. Farmakol. Zh., No. 11, 1387–1388 (1984).
4. M. Yu Ravaeva, I. I. Korenyuk, T. V. Gamma, et al., “Effects of some derivatives of glycopeptides on electrical activity of neurons of Helix albescens Rossm.,” Uch. Zap. Tavrichesk. Nats. Univ., Ser. Biologiya, 16, No. 2, 115–123 (2003).
5. N. I. Kononenko, “Dissection of a model for membrane potential oscillations in bursting neuron of snail, Helix pomatia,” Comp. Biochem. Physiol., Ser. A, 107, No. 2, 323–332 (1994).