conventionDeclaration
detailLevel
http://ica-atom.org/doc/RS-2#5.4
Revista de Avance
conventionDeclaration
Carta de Jorge E. Núnez Valdivia, 5/11/1927
Carta de Juan Marinello,16/9/1930
Carta a Gamaliel Churata, 13/3/1930
Carta a Jorge Mañach, 28/9/1929