Use of extraterrestrial resources for human space missions to Moon or Mars av Rapp, Donald 1934-

Available for University of the Philippines System via SpringerLink. Click here to access
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Human missions to Mars enabling technologies for exploring the red planet av Rapp, Donald 1934-

Available for University of the Philippines System via SpringerLink. Click here to access
Also available remotely for University of the Philippines System via SpringerLink. Click here to access thru EZproxy

Solar energy av Rapp, Donald 1934-