Published in Nautilus, in 1997, in volume 110, pages 76

Created: 2012-03-12, modified: 2012-03-12

Published in Nautilus, in 1997, in volume 110, pages 94-96

Created: 2012-03-12, modified: 2012-03-12

Published in The Nautilus, in 1997, in volume 110, pages 97-101

Created: 2011-05-01, modified: 2015-07-29

Published in Nautilus, in 1997, in volume 110, pages 122-138

Created: 2012-03-12, modified: 2012-03-12

Published in Nautilus, in 1997, in volume 110, issue 3, pages 77-93

Created: 2012-03-12, modified: 2016-02-18