[1] IBM Knowledge Center - 時間帯 (2017-03-18 18:30:49 +09:00) https://www.ibm.com/support/knowledgecenter/ja/ssw_ibm_i_72/rzati/rzatitimezone.htm

[2] IBM Knowledge Center - 時間帯 (QTIMZON) システム値の設定 (2017-03-18 18:31:16 +09:00) https://www.ibm.com/support/knowledgecenter/ja/ssw_ibm_i_73/rzati/rzatisetuptimezone.htm

[3] IBM Knowledge Center - Time zone (2017-03-18 18:31:37 +09:00) https://www.ibm.com/support/knowledgecenter/ssw_ibm_i_71/rzati/rzatitimezone.htm