O problema do avô

From Author Wars - https://authorwars.com/books/o-problema-do-avo-2923405.html

Overview:

Title: O problema do avô
Author: Andrew Weiner
Year: 1990
Type: Short Fiction

Editions/Publications:

Unknown. Isaac Asimov Magazine, #04 (Unknown, Andrew Weiner, Record, 192 pages, Paperback, MAGAZINE)