V. Ponomarjev

The crystal structure of the 1:2 complex of 3,3-dimethylthiacyanine and 7,7,8,8-tetracyanoquinodimethane,(C17H15N2S2)+(C12H4N4)(C12H4N4)

R. Shibaeva, L. Atovmyan, L. Rozenberg, 1973 .