IEICE TRANSACTIONS ON ELECTRONICS, vol. E91C, no. 9, page. 1525 - 1528, 2008-09
Molecular Brain, vol. 9, no. 1, 2016-07-02
ELECTRONICS LETTERS, vol. 32, no. 20, page. 1928 - 1929, 1996-09-26
Scientific Reports, vol. 6, 2016-08-22
INSTITUTE OF PHYSICS CONFERENCE SERIES, vol. 145, page. 673 - 678, 1996-01