"Journal of Inverse and Ill-Posed Problems", 5.6 (1997): 487-581. Retrieved 19 May. 2013, from http://www.degruyter.com/view/j/jiip.1997.5.issue-6/issue-files/jiip.1997.5.issue-6.xml

Journal of Inverse and Ill-Posed Problems (1997), 5(6), pp. 487-581. Retrieved 19 May. 2013, from http://www.degruyter.com/view/j/jiip.1997.5.issue-6/issue-files/jiip.1997.5.issue-6.xml

Journal of Inverse and Ill-Posed Problems. 1997. 5(6): 487-581. Retrieved 19 May. 2013, from http://www.degruyter.com/view/j/jiip.1997.5.issue-6/issue-files/jiip.1997.5.issue-6.xml