An age dependent, absorbing, semi-Markov model of post-entitlement work histories of the disabled beneficiaries /

"June 1980."

Scale model study of low-density concrete impact attenuators. Final report.

Ohio Department of Transportation, Columbus

Thirteenth progress report on model laws for density currents : an experimental study of the motion of saline water from locks into fresh water channels /

"NBS project 0603-11-3519."

Twelfth progress report on model laws for density currents : the motion of saline fronts in still water /

"NBS project 0603-11-3519."