1. I. P. Ashmarin, A. A. Kamenskii, L. A. Lyapina, N. F. Myasoedov, and G. E. Samonina, “Glyprolines as independent regulators and stabilizers of other peptides,” Vopr. Med. Biol. Farm. Khim., 1, 24–27 (2002).
2. I. P. Ashmarin, E. P. Karazeeva, L. A. Lyapina, and G. E. Samonina, “The regulatory activity of the very simple proline-containing peptides Pro-Gly, Gly-Pro, Pro-Gly-Pro, and Gly-Pro-Gly-Gly and possible sources for their biosynthesis,” Biokhimiya, 63, No. 2, 149–155 (1998).
3. Z. V. Bakaeva, K. E. Badmaeva, I. Yu. Sergeev, and G. E. Samonina, “The effects of glyprolines on the noradrenaline tone of isolated ring segments of rat aorta,” Byull. Éksperim. Biol. Med., 135, No. 4, 390–393 (2003).
4. B. V. Vas’kovskii, Yu. A. Zolotarev, S. E. Zhuikova, G. E. Samonina, I. P. Ashmarin, N. F. Myasoedov, L. A. Lyapina, V. E. Pastorova, and Z. V. Bakaeva, “Studies of the distribution of [3H]PRO-GLY-PRO in the rat,” Vopr. Med. Biol. Farm. Khim., 3, 45–47 (2003).
5. T. A. Gudasheva, S. S. Boiko, V. Kh. Akparov, R. U. Ostrovskaya, G. G. Rozantsev, T. A. Boronina, V. P. Zherdev, and S. B. Seredenin, “Identification of cycloprolylglycine, a new endogenous peptide with nootropic activity, in the rat brain,” Dokl. Ros. Akad. Nauk., 350, No. 6, 834–836 (1996).