TY - GEN AU - Sameh Samir Ibrahim Tahoun AU - Ahmed Elkammar , AU - Nabil Mohamed Abuolela , TI - Palynological studies on some subsurface jurassic - lower cretaceous sediments in the North Sinai , Egypt and their stratigraphical and paleoenvironmental significance / PY - 2004/// CY - Cairo : PB - Sameh Samir Ibrahim Tahoun , KW - Cretaceous sediments KW - paleoenvironmental significance KW - subsurface jurassic - lower N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Science - Department Of Geology; Issued also as CD UR - http://172.23.153.220/th.pdf ER -