H.-C. ChangT.-H. LinTZONG-LIN WU2018-09-102018-09-101995-09http://scholars.lib.ntu.edu.tw/handle/123456789/317851Accurate coupling coefficients for fiber couplers with weakly-fused cross sectionsjournal article10.1364/AO.34.0061682-s2.0-0029376378WOS:A1995RV16000017