Varela, C. L., Amaral, C., Correia-da-Silva, G., Carvalho, R. A., et al. (2013). Design, synthesis and biochemical studies of new 7?-allylandrostanes as aromatase inhibitors. Steroids, 78(7), 662 - 669.

Amaral, C., Varela, C., Correia-da-Silva, G., Tavares Da Silva, E., et al. (2013). New steroidal 17?-carboxy derivatives present anti-5?-reductase activity and anti-proliferative effects in a human androgen-responsive prostate cancer cell line. Biochimie, 95(11), 2097 - 2106.

Varela, C., Tavares da Silva, E. J., Amaral, C., Correia da Silva, G., et al. (2012). New structure-activity relationships of A-and D-ring modified steroidal aromatase inhibitors: Design, synthesis, and biochemical evaluation. Journal of Medicinal Chemistry, 55(8), 3992 - 4002.