Legacy: The Architecture of the Z1 and Z3 [1][失效連結] [2] (页面存档备份,存于互联网档案馆) Raúl Rojas: How to make Zuse's Z3 a universal computer. RTD Net (页面存档备份,存于互联网档案馆):
(原始内容存档于2022-11-07). Toulas, Bill. Z-Library eBook site domains seized by U.S. Dept of Justice. Bleeping Computer. 2022-11-04 [2022-11-04]. (原始内容存档于2022-11-04)