TY  - BOOK
AU  - Thielheim,Klaus O.
TI  - Primary energy: present status and future perspectives 
SN  - 354011307X
PY  - 1982///
CY  - Berlin
PB  - Springer-Verlag
KW  - Power resources
KW  - Addresses, essays, lectures
KW  - Power, (Mechanics)
N1  - Includes bibliographical references
ER  -