Mindiola, Daniel J.; Cummins, Christopher C. (1998). "Deprotonated 2,3:5,6-Dibenzo-7- aza bicyclo[2.2.1]hepta-2,5-diene as a Nitrido Nitrogen Source by Anthracene Elimination: Synthesis of an Iodide(nitride)chromium(VI) Complex". Angewandte Chemie International Edition. 37 (7): 945–947. doi:10.1002/(SICI)1521-3773(19980420)37:7<945::AID-ANIE945>3.0.CO;2-X. PMID29711483.
Mindiola, Daniel J.; Cummins, Christopher C. (1998). "Deprotonated 2,3:5,6-Dibenzo-7- aza bicyclo[2.2.1]hepta-2,5-diene as a Nitrido Nitrogen Source by Anthracene Elimination: Synthesis of an Iodide(nitride)chromium(VI) Complex". Angewandte Chemie International Edition. 37 (7): 945–947. doi:10.1002/(SICI)1521-3773(19980420)37:7<945::AID-ANIE945>3.0.CO;2-X. PMID29711483.