_RL aqhperiod
& aqhperiod, aqhStartTime,
I aqhStartTime, aqhperiod, aqhRepCycle,
I 'exf', 'aqh', aqhperiod,
I aqhperiod, exf_inscal_aqh, aqhconst,
& aqhRepCycle, aqhperiod, aqhStartTime,
aqhperiod = 0.0 _d 0
I aqhfile, aqhRepCycle, aqhperiod,