Peters, K., Peters, E.-M., Fabris, F., & De Lucchi, O. (2000). Crystal structure of di(1R,4S)-1,7,7′-trimethyl-3-bromo-bicyclo[2.2.1]hept-2-ene carboxylate, (C10H14Br)2CO3. Zeitschrift für Kristallographie: New Crystal Structures, 215, 32-32.