"Biomedizinische Technik/Biomedical Engineering", 3.9 (1958): 249-272. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/bmte.1958.3.issue-9/issue-files/bmte.1958.3.issue-9.xml

Biomedizinische Technik/Biomedical Engineering (1958), 3(9), pp. 249-272. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/bmte.1958.3.issue-9/issue-files/bmte.1958.3.issue-9.xml

Biomedizinische Technik/Biomedical Engineering. 1958. 3(9): 249-272. Retrieved 20 May. 2013, from http://www.degruyter.com/view/j/bmte.1958.3.issue-9/issue-files/bmte.1958.3.issue-9.xml