ULKU, D. Et Al. 1997. cis-1,1'-Dimethyl-3,3'-diphenyl-2,2'-biimidazolidinylidene. ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS , vol.53 , 240-241.

ULKU, D., TAHIR, M., CETINKAYA, B., & Ozdemir, I., (1997). cis-1,1'-Dimethyl-3,3'-diphenyl-2,2'-biimidazolidinylidene. ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS , vol.53, 240-241.

ULKU, D Et Al. "cis-1,1'-Dimethyl-3,3'-diphenyl-2,2'-biimidazolidinylidene," ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS , vol.53, 240-241, 1997

ULKU, D Et Al. "cis-1,1'-Dimethyl-3,3'-diphenyl-2,2'-biimidazolidinylidene." ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS , vol.53, pp.240-241, 1997

ULKU, D. Et Al. (1997) . "cis-1,1'-Dimethyl-3,3'-diphenyl-2,2'-biimidazolidinylidene." ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS , vol.53, pp.240-241.

@article{article, author={D ULKU Et Al. }, title={cis-1,1'-Dimethyl-3,3'-diphenyl-2,2'-biimidazolidinylidene}, journal={ACTA CRYSTALLOGRAPHICA SECTION C-CRYSTAL STRUCTURE COMMUNICATIONS}, year=1997, pages={240-241} }