By Fuller Robert G.   in Journal of Science Education and Technology

ISSN:1059-0145|12|4|359-369

Springer Publishing Company ‎(2003)‎

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By Loewy Robert G.   in Journal of the American Helicopter Society

ISSN:2161-6027|14|3|3-23

AHS International‎(1969)‎

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By Loewy Robert G.   in Journal of the American Helicopter Society

ISSN:2161-6027|26|3|3-4

AHS International‎(1981)‎

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By Loewy Robert G.   in Journal of the American Helicopter Society

ISSN:2161-6027|29|4|4-30

AHS International‎(1984)‎

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By Hahn Robert G.   in Scandinavian Journal of Urology and Nephrology

ISSN:0036-5599|37|4|281-285

Informa Healthcare‎(2003)‎

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By Townley Robert G.   in Allergy and Asthma Proceedings

ISSN:1539-6304|3|4|459-467

OceanSide Publications, Inc‎(1982)‎

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By Wagner Robert G.   in Journal of Forestry

ISSN:0022-1201|92|11|26-30

Society of American Foresters‎(1994)‎

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By Watters Robert G.   in The Journal of Business and Industrial Marketing

ISSN:0885-8624|10|3|61-73

Emerald Group Publishing Ltd‎(1995)‎

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By Garrett Robert G.   in Human and Ecological Risk Assessment

ISSN:1080-7039|6|6|945-963

Taylor & Francis Ltd‎(2000)‎

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By Knight Robert G.   in Archives of Clinical Neuropsychology

ISSN:0887-6177|22|4|513-518

Oxford University Press‎(2007)‎

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