Magmatic evolution of the Calc-alkaline Middle Jurassic igneous rocks in the eastern pontides, NE Turkey: insights from geochemistry, whole-rock Sr-Nd-Pb, in situ zircon Lu-Hf isotopes, and U-Pb geochronology

AYDINÇAKIR EMRE , YÜCEL CEM , KAYGUSUZ ABDULLAH , BİLİCİ ÖZGÜR , Yi Keewook , Jeong Youn-Joong , GÜLOĞLU ZİKRULLAH SAMET