Huifang Liu Shiliang Jin Huiting Xiao Yue Hong Longji Shen Study on the Response Characteristics of Automatic Welding Filter. 1016-1021 2006 conf/prolamat/2006 PROLAMAT http://dx.doi.org/10.1007/0-387-34403-9_144 db/conf/prolamat/prolamat2006.html#LiuJXHS06