1. Present and Future Energy Situation of Turkey;WEC Turkish National Committee,1986
2. Delivery of Natural Gas and the Future Programs;Akşemsettinoğlu,1988
3. Natural Gas Plan;Hürriyet;Newspaper Bulletin,1988
4. Anakara Natural Gas Delivery Project;Helvaci,1988
5. Devices Operated by Natural Gas;Tanyeli,1988