TY  - BOOK
AU  - Hanna, Thomas H.,
TI  - Foundations in tension: Ground anchors 
T2  - Series rock and soil mechanics
SN  - 0878490442
AV  - TA775 H335
PY  - 1982///
CY  - Clausthal-Zellerfeld, Federal Republic of Germany, New York
PB  - Trans Tech Publications, McGraw-Hill
KW  - Cimientos
KW  - Anclaje (Ingeniería estructural)
ER  -