La découverte du brevium (protactinium 234) à partir de la loi de déplacements radioactifs / Józef Hurwic.
Abstract:
"In 1912 K. Fajans and O. H. Göring discovered the element no. 91 which they called brevium. Four years later D. Hahn, L. Meitner, F. Soddy, and J. A. Cranston found the more stable isotope of the same element which is today referred to as protactinium."
Revue d'histoire des sciences 34 (1981), p. 359-361