TY  - RPRT
TI  - Erosion of brittle materials by solid particle impact 
AU  - Hockey, B J
AU  - Wiederhorn, S M
AU  - Johnson, H
PY  - 1978
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 77-1396
DO  - 10.6028/NBS.IR.77-1396
ER  -