AnaLog: A Calendar of Upcoming Events (Analog, April 1981)
| First published | April 1981 |
|---|---|
| Type | Essay |
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 1981 |
|
Analog Science Fiction/Science Fact, April 27, 1981 | Davis Publications | MAGAZINE | 71 |