Science Fiction Studies published a collection of excerpts from Lem's letters which show the chronology of the creation of the novel (during 1979-1981 . "On the Genesis of Wizja Lokalna" in: Science Fiction Studies #40 = Volume 13, Part 3 = November 1986, Article Abstracts 
Science Fiction Studies published a collection of excerpts from Lem's letters which show the chronology of the creation of the novel (during 1979-1981 ). In the first one Lem confesses that he tired to approach the subject several times in the past few years. "On the Genesis of Wizja Lokalna" in: Science Fiction Studies #40 = Volume 13, Part 3 = November 1986, Article Abstracts Also, in his essay The Philosophy of Chance Lem confesses that he struggled with the novel for many years.
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). In the first one Lem confesses that he tired to approach the subject several times in the past few years.
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Also, in his essay The Philosophy of Chance Lem confesses that he struggled with the novel for many years.