Author not established. Amsterdam 31/01/08 [editorial display title]. Date not established. EHREA archive: /library/documents/doc-518f1b092ed288b40caedcfb/
[1] amster.htm. Original source: http://www.ehrea.org/amster.htm. Preserved original: /library/originals/24997ed0b6c988ff6b36c8c93dc2d6f280cb245b5e3e7ffdb16bbf0005180175.html. SHA-256: 24997ed0b6c988ff6b36c8c93dc2d6f280cb245b5e3e7ffdb16bbf0005180175