TY  - BOOK
AU  - Pomfroy, C.D.
AU  - Brown, J.H., coaut.
TI  - Concrete products for the replacement of timber for chock c-onstruction in coal mining : the development of ductile con-crete assemblies / C.D. Pomeroy and J.H. Brown
CY  - London : Cement and Concrete Association
ER  -