I. I. Filimonova, A. V. Sorokin, КurilchenkoI. Y., S. L. Yefimova, I. A. Borovoy, and Y. V. Malyukin, “Novel luminescent probes for nucleic acids on base of cyanine dye excimers”, Bioph. Bull., vol. 2, no. 23, pp. 132-139, Jun. 2009.