Post by Joel Olson http://phys.org/news/2012-11-russian-sci-fi-author-boris-strugatsky.html
HURRAH! In my ePub library! http://www.ebook3000.com/Arkady-Strugatsky--Boris-Strugatsky---Roadside-Picnic_163377.html I have not read the book or seen the movie, but the video games are terrific, chilling and difficult.
http://www.isfdb.org/cgi-bin/ea.cgi?1616
Such a go-to site I've never bookmarked it; Google remembers the url.