1. The adaptation of Mesozoic brachiopods to different environments;Ager;Palaeogeogr., Palaeoclimatol., Palaeoecol.,1965
2. The supposedly ubiquitous Tethyan brachiopod Halorella and its relations;Ager;J. Paleontol. Soc. India,1968
3. Space and time in brachiopod history;Ager,1971
4. Distribution of Mesozoic brachiopods on the northern and southern shores of Tethys;Ager;Palaeontol. Cathayana,1988
5. New early Mesozoic brachiopods from southern Turkey;Ager;Bull. Min. Res. Explor. Inst. Turkey,1980