Kieser, M., M. Wirths, S. Englert, C. U. Kunz, and G. Rauch. “OneArmPhaseTwoStudy: An R Package for Planning, Conducting, and Analysing Single-Arm Phase II Studies”. Journal of Statistical Software, vol. 81, no. 8, Nov. 2017, pp. 1-28, doi:10.18637/jss.v081.i08.