REFERENCES,
E.E. Held,
S,.P. Gessel,
continued
L.J. Matson and R.F. Billings.
Autoradiography of Sectioned Soil Cores.
Proceedings of
the Symposium on Radioisotope Sample Measurement Techniques
in Medicine and Biology,
I.A.E.A.
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(1965).
(In Press)