Published in Mammal Study, in 1997, in volume 22, pages 71-80

Created: 2014-09-25, modified: 2014-09-25

Published in Mammal Study, in 1996, in volume 21, pages 137-151

Created: 2014-09-25, modified: 2014-09-25

Published in Zoological Science, in 1993, in volume 10, pages 983-990

Created: 2012-09-19, modified: 2012-09-19

Published in Zoological Science, in 1994, in volume 11, pages 883-887

Created: 2012-09-19, modified: 2012-09-19

Published in Zoological Science, in 1993, in volume 10, pages 521-527

Created: 2012-09-19, modified: 2012-09-19

Published in Zoological Science, in 1994, in volume 11, pages 537-545

Created: 2012-09-19, modified: 2012-09-19