Ivanchov, M. and N. Saldina. "An inverse problem for strongly degenerate heat equation" Journal of Inverse and Ill-posed Problems jiip, 14.5 (n.d.): 465-480. Retrieved 23 May. 2013, from doi:10.1515/156939406778247598

Ivanchov, M. & Saldina, N. (n.d.). An inverse problem for strongly degenerate heat equation. Journal of Inverse and Ill-posed Problems jiip, 14(5), pp. 435-535. Retrieved 23 May. 2013, from doi:10.1515/156939406778247598

Ivanchov, M. and N. Saldina. n.d.. An inverse problem for strongly degenerate heat equation. Journal of Inverse and Ill-posed Problems jiip. 14(5): 435-535. Retrieved 23 May. 2013, from doi:10.1515/156939406778247598