Deguo Kelubo yu wanqing huopao—Maoyi yu fangzhi moshi xia de jishu zhuanyi 德国克虏伯与晚清火炮―贸易与仿制模式下的技术转移 [Germany's Krupp and Late Qing Dynasty Chinese Artillery: Technological Transfer through Trade and Imitation]. Issue 3 (1st September 2017) - Li, Yuanpeng