TY  - BOOK
AU  - Figueroa,A.
TI  - Point-contact friction: a possible index value for the residual shear strength of rocks 
PY  - 1971///
CY  - [United Kingdom
PB  - University of London]
KW  - Rock mechanics
KW  - Rocks
N1  - MFC37; Thesis (Master of Science) - University of London, 1971
ER  -