Project Transit: A Navigation SatelliteFREITAG, ROBERT F. · Navigation · 1960

The space station program definition and preliminary systems design: Recent developmentsRobert F. Freitag · 1986

Failure of ritodrine to prevent preterm labor in the sheepLye, Stephen J.; Dayes, Brian A.; Freitag, Christian L.; Brooks, Julie; Casper, Robert F. · American Journal of Obstetrics and Gynecology · 1992

Problems and SolutionsSidney H. L. Kung, Herta T. Freitag, H. L. Krall, Robert S. Doran, Michael Goldberg, J. A. H. Hunter, T. J. Kaczynski, W. J. Blundon, Haig Boligian, Richard L. Breisch, Ellis W. Detwiler, Gerald C. Dodds, M. G. Greening, Shiv Kumar, John Oman, D. F. Paget, Kim R. Penrose, Simeon Reich, Phil Tracy, C. s. Venkataraman, Michael Yoder, C. Stanley Ogilvy, Charles W. Trigg, G. L. N. Rao, Miss Nirmal, Huseyin Demir, E. F. Schmeichel, N. S. F. Class at University of California, J. F. Rigby, Murray S. Klamkin, Sidney Spital, Hugh M. Edgar, Harley Flanders, Cecil G. Phipps, Albert Wilansky, Loring Tu, Warren Page, Norman Schaumberger, C. S. Venkataraman, Erwin Just, A. K. Austin, Francis Siwiec, Gregory Wulczyn, Hwa S. Hahn, David L. Silverman, Harold B. Curtis, E. F. Pinzka and Patricia La Fratta · Mathematics Magazine · 1971

Problems and SolutionsMaxey Brooke, Martin J. Cohen, L. Carlitz, C. W. Trigg, Frank Dapkus, Leon Bankoff, Herta Taussig Freitag, Stanton Philipp, J. Barry Love, Josef Andersson, Huseyin Demir, Mary Joy, C. Stanley Ogilvy, R. T. Coffman, D. Rameswar Rao, J. A. H. Hunter, Daniel I. A. Cohen, A. M. Vaidya, Leo Moser, H. W. Gould, Murray S. Klamkin, U. Alfred, Monte Dernham, James F. Ramaley, J. D. Newman, David L. Silverman and Robert A. Lee · Mathematics Magazine · 1964

Earth Stewardship: science for action to sustain the human-earth systemChapin, F. Stuart; Power, Mary E.; Pickett, Steward T. A.; Freitag, Amy; Reynolds, Julie A.; Jackson, Robert B.; Lodge, David M.; Duke, Clifford; Collins, Scott L.; Power, Alison G.; Bartuska, Ann · Ecosphere · 2011

Aerospace: Planning Space Shuttle's maiden voyage: In a matter of months space-oriented experiments will soar aloft aboard the ColumbiaMalkin, Myron S.; Freitag, Robert F. · IEEE Spectrum · 1979