Bott, S., Marchand, A., Kumar, K., Rajagopal, D., Eckrich, R., & Bott, S. (1996). Generation and trapping of a caged cyclopentylidenecarbene. Tetrahedron Letters, 37(4), pp. 467-470. doi:10.1016/0040-4039(95)02200-7

Bott, Simon, AP Marchand, KA Kumar, D. Rajagopal, R. Eckrich, and SG Bott. "Generation and Trapping of a Caged Cyclopentylidenecarbene." Tetrahedron Letters 37, no. 4 (1996): 467-470.

Bott, Simon, et al. "Generation and Trapping of a Caged Cyclopentylidenecarbene." Tetrahedron Letters 37.4 (1996): 467-470.