Enlaces del petróleo y gas natural

Asociaciones Profesionales

• American Association of Petroleum Geologists
• Independent Petroleum Association of America
• Petroleum Technology Transfer Council
• Texas Independent Producers and Royalty Owners Association

Agencias Estatales

• Bureau of Economic Geology
• Railroad Commission of Texas

Publicaciones

• AAPG Explorer
• Energy Citations Database (1948 to present)
• Oil and Gas Journal
• World Oil Magazine