Reflection and transmission characteristics of porous rubble-mound breakwaters /

"March 1976."

Porous pavement /

Mode of access: Internet.

The effect of porous walls on the power output of liquid fluidized bed reactors.

Mode of access: Internet.

Mass-transport characteristics of zeolite cracking catalysts : final report /

"FE-0651-1."

Evaluation of porous materials for boundary-layer control

ASTIA document no. AD 110582.

Annotated bibliography on ruthenium, rhodium and iridium as catalysts; selected references with abstracts, 1881 to June, 1959.

Mode of access: Internet.