1932 n01:
https://polona.pl/item/juna-samideano-internacia-monata-junulara-revuo-jaro-2-nr-1-januaro-1932,MTE0MzcxMTM2/0/#info:metadata

1931 kaj n01 de 1932: https://polona.pl/press/82fede4e-0c54-4d9b-b76a-accf9ba830a4/structure

https://polona.pl/search/?query=revuo&filters=public:1
Juna Esperantisto: 1903–1914
http://anno.onb.ac.at/cgi-content/anno-plus?aid=e2n
Juna Esperantisto: 1907 - 1913
https://gallica.bnf.fr/services/engine/search/sru?operation=searchRetrieve&version=1.2&collapsing=disabled&query=%28dc.title%20all%20%22Juna%20esperantisto%22%29%20and%20arkPress%20all%20%22cb328026783_date%22&rk=21459;2#resultat-id-1

https://dlibra.kul.pl/dlibra/publication/48108/edition/43474?#structure