Fig. 4

Seismic excitations at the bedrock for the reference ground motions (acceleration-time history). a Aqaba, 1995; b Erzincan, 1992; and c Kalamata, 1986

Seismic excitations at the bedrock for the reference ground motions (acceleration-time history). a Aqaba, 1995; b Erzincan, 1992; and c Kalamata, 1986