R G Allen

Natural gas (NGV) for buses

R G Allen, 1991 .

Bitumen emulsion seals - recent developments

R G Allen, 1982 .

HANDLING RUBBERISED BITUMEN IN THE FIELD

R G Allen, 1982 .

Spectral dependence of retinal damage produced by intense light sources.

R G Allen, M A Mainster, M. Mainster, 1970, Journal of the Optical Society of America.

Retinal damage from suprathreshold Q-switch laser exposure.

R G Allen, W D Gibbons, 1978, Health physics.

Retinal damage from long-term exposure to laser radiation.

R G Allen, W. Gibbons, R. Allen, 1977, Investigative ophthalmology & visual science.