Jerrold Bebernes/D. Eberly: Mathematical problems from combustion theory. Springer 1989, 188p. DM 68. Recently Bebernes, Eberly, and Alberto Bressan obtained remarkable results in the relatively young field of combustion theory. Y. Cherruault/A. Guillez/J.Fery/F. Marcassa: A new approach for thermic exchanges in oilwells drilling. Math. Comp. Modelling 15 (1991), 13-18. Charles Groetsch: Inverse problems in the mathematical sciences. Vieweg 1993, 150p. 3-528-06545-1. DM 42. A. Meitmanov: The Stefan problem. De Gruyter 1992, 250p. 3-11-011479-8. DM 148. Kevin Paulson/William Breckon/Michael Pidcock: Electrode modelling in electrical impedance tomography. SIAM J. appl. Math. 52 (1992), 1012-1022.