Search for Elements 94 and 93 in Nature. Presence of 94²³⁹ in Pitchblende¹

• 1 April 1948
• journal article
• research article
• Published by American Chemical Society (ACS) in Journal of the American Chemical Society
• Vol. 70  (4) , 1571-1573
• https://doi.org/10.1021/ja01184a083

Abstract