The article was based on the earlier author's article "Wajda meets Lem: Przekładaniec/Roly Poly (1968) as an example of early Polish science-fiction cinema", Studies in Eastern European Cinema, 8, issue 2, 2017 doi:10.1080/2040350X.2017.1285091(in English)
archive.org
Stanisław Lem, "Are you there, Mr. Jones?", trans. by Peter Roberts, Vision of Tomorrow, August 1969, vol. 1, no 1, pp. 55-57 (Internet Archive)
The article was based on the earlier author's article "Wajda meets Lem: Przekładaniec/Roly Poly (1968) as an example of early Polish science-fiction cinema", Studies in Eastern European Cinema, 8, issue 2, 2017 doi:10.1080/2040350X.2017.1285091(in English)