Jianhua Ruan Gary D. Stormo Weixiong Zhang An Iterative Loop Matching Approach to the Prediction of RNA Secondary Stru. 519-520 2003 conf/csb/2003 CSB https://doi.org/10.1109/CSB.2003.1227394 https://doi.ieeecomputersociety.org/10.1109/CSB.2003.1227394 db/conf/csb/csb2003.html#RuanSZ03