Chemical stratification in the atmosphere of Ap star HD 133792 - Regularized solution of the vertical inversion problemO. Kochukhov, V. Tsymbal, T. Ryabchikova, V. Makaganyk and S. BagnuloA&A, 460 3 (2006) 831-842DOI: https://doi.org/10.1051/0004-6361:20065607