Petroleum Dictionaries :

 Schlumberger Oilfield Glossary

 Glossary of Petroleum Industry Common Terms

 Some Web Pages About Turkish Oil Sector:

 TPAO
 PİGM
 BOTAŞ
 PMO
 TPJD
 EPDK

 Miscellaneous:
 Enerji Uzmanı Okan Yardımcı'nın internet sitesi