| 1. | The exploration was carried out quickly, and on May 4, 1948, the report was finalized with Gustaf Ljunggren (Chief of FOA 1, Department of Chemistry) and Torsten Magnusson (Chief of FOA 2) as signatories. L'étude est menée rapidement, et est remise le 4 mai 1948, signée du chef du département chimie du FOA, Gustaf Ljunggren, et du chef de son département physique, Torsten Magnusson. |