IEC /IEEE 62704-1 Ed. 1.0 en:2017
Determining the peak spatial-average specific absorption rate (SAR) in the human body from wireless communications devices, 30 MHz to 6 GHz – Part 1: General requirements for using the finite-difference time-domain (FDTD) method for SAR calculations
standard by International Electrotechnical Commission, 10/01/2017