1-2 / yhteensä 2
Spacecraft maximum allowable concentrations for selected airborne contaminants. Volume 1
Subcommittee on Spacecraft Maximum Allowable Concentrations, Committee on Toxicology, Board on Environmental Studies and Toxicology, Commission on Life Sciences, National Research Council.
cover from: Google Books
A space physics paradox : why has increased funding been accompanied by decreased effectiveness in the conduct of space physics research?
Committee on Solar-Terrestrial Research ... [et. al].