An optimum method for latticed shells based on concept of the compression line Liming Zhu, Qi Liu, Peinan Gao, Yingyun Ma, Bingyang Guo and Wenfeng Du MATEC Web Conf., 100 (2017) 04015 Published online: 08 March 2017 DOI: 10.1051/matecconf/201710004015