1
Fossil energy : selected entries from the Encyclopedia of Sustainability Science and Technology /
Book
2
Concise encyclopedia of history of energy /
Book
Subject (ZB): ...natural gas...
Table of Contents 
3
Fuel resources to heat stabilizers.
Book
Subject (ZB): ...natural gas...
4
Naphthalene to nuclear technology.
Book
Elvers, B.
1991
Subject (ZB): ...natural gas...