"Anti-värld" har trängt in i vårt universum
From Author Wars - https://authorwars.com/books/anti-varld-har-trangt-in-i-vart-universum-2980012.html
Overview:
Editions/Publications:
- Unknown. Häpna!, augusti-september 1964 (Unknown, unknown, Grafiska Förlaget Kindberg & Söner, skr 1.80, 114 pages, Trade Paperback, MAGAZINE)