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183by Wollenberg, H.“... radioactivity. Arithmetic mean values of Th and U in steenstrupine are 23000 and 6200 ppm, respectively...”
Published 1971
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184
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185by Carvalho, Fernando P., Oliveira, João M., Paschoa, Anselmo Salles, Steinhäusler, FriedrichGet access
Published in AIP Conference Proceedings (2008)
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186“...Abstract Disposal of the the radioactive waste from the peaceful use of nuclear energy...”
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187by Nguyen, Ba Cuong, A, Lambert, Gérard, Ardouin, Bénédicte, Cuong, G, •p•, R, DGet access
Published in Journal of Geophysical Research (1973)
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188by Aarkrog, A.“... radioactivity to the Pacific Ocean via the Columbia River. In the former Soviet Union (FSU) the military nuclear...”
Published 1998
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189by Pöllänen, R., Klemola, S., Ikäheimonen, T. K., Rissanen, K., Juhanoja, J., Paavolainen, S., Likonen, J.Get access
Published in The Analyst (2001)
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190by Ayoub, Anuor. A.T, Song, Yushou“... gives insights into the overview of the radioactivity of natural and artificial radionuclides...”
Published in IOP Conference Series: Earth and Environmental Science (2020)
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200“... uranium and thorium (Gilbert and Park, Jr., 1986, Roger and Jasta, 1962). A number of radioactivity...”
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