Formation of dimeric and cation-'capped' complexes by crown-ether styryl dyes: A DFT and X-ray study / V.G. Avakyan, D.V. Kondratuk, A.I. Vedernikov, V.Y. Rudyak, M.V. Alfimov, S.P. Gromov, L.G. Kuz'mina, J.A.K. Howard // Journal of Molecular Structure. – 2009. – Т. 935. – № 1-3. – P. 136-143