Reliability go calculator

How to cite the contents of this page and the Repeatability Coefficient (RC) Calculator?
Park JE, Han K, Sung YS, Chung MS, Koo HJ, Yoon HM, Choi YJ, Lee SS, Kim KW, Shin Y, An S, Cho HM, Park SH. Selection and Reporting of Statistical Methods to Assess Reliability of a Diagnostic Test: Conformity to Recommended Methods in a Peer-Reviewed Journal. Korean J Radiol. 2017 Nov-Dec;18(6):888-897.