<div class="description">
<p>Journal of Research of the National Bureau of Standards
</p>
<br>Subjects: Absolute measurement; intensity standard; paramagnetic resonance; spin concentration; standard reference material (SRM); ruby.</div>
<div class="fn value">
<dl><dd>Chang, T.T.</dd>
<dd>Foster, D.</dd>
<dd>Kahn, A.H.</dd></dl></div>
Internet Archive identifier