Science and civilisation in China: Volume 5 Part 6: Chemistry and chemical technology Military technology: missiles and sieges
Needham Joseph, Yates Robin D. S, with the collab. of Krzysztof Gawlikowski,... E. McEwen,... Wang Ling..., Wang Ling, Gawlikowski Krzysztof, McEwen Edward | Cambridge university press | 1994