Author
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Patel, N. T.
1
Radhakrishna, B. P.
1
Raghava Rao, K. V.
1
Randal, M. A.
1
Reed, E. C. (Eugene Clifton), 1901-
1
Research Council of Alberta
1
Rijksinstituut voor Volksgezondheid en Milieuhygiëne (Netherlands)
1
Rijksuniversiteit te Utrecht
1
Romania. Comitetul Geologic
1
Shrivastava, Pradeep
1
Statens råd för byggnadsforskning (Sweden)
1
Svensson, Gilbert
1
Texas Board of Water Engineers
6
Texas Water Commission
1
Texas. State Planning Board
1
Tkachuk, Valentina Georgievna
1
Turun yliopisto
1
United States. Work Projects Administration
5
University of Texas. Bureau of Industrial Chemistry
5
Universität Karlsruhe
1
Université de Nancy
1
Vostochno-Sibirskiĭ geologicheskiĭ institut
1
Vseso︠i︡uznyĭ nauchno-issledovatelʹskiĭ geologicheskiĭ institut (Soviet Union)
1
Waegeningh, H. G. van
1
White, Walter N. (Walter Noy)
2
Workshop on Exploration Techniques for Groundwater National Geophysical Research Institute
1
Zaĭ︠t︡sev, Ivan Kireevich
1
Zetinigg, H. (Hilmar)
1