Geographic variation in the Japanese islands of
Apis cerana japonica and in A.
cerana populations bordering its geographic range
Jun-ichi Takahashi, Tadaharu Yoshida, Toshiyuki Takagi, Shin'ichi Akimoto, Kun S. Woo, Sureerat Deowanish, Randall Hepburn, Jun Nakamura and Mitsuo Matsuka