This is a response to a letter on an article by {{A|William A. Gaubatz}} and {{A|Yoji Kondo}}. It is apparently written by one of those authors but it is unclear which one.
| Date | Publication | Publisher | Type | Page | |
|---|---|---|---|---|---|
| April 2005 |
|
Analog Science Fiction and Fact, April 2005 | Dell Magazines | MAGAZINE | 141|141.3 |