TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, cilt.367, sa.10, ss.7221-7289, 2015 (SCI-Expanded)
We give a complete deformation classification of real Zariski sextics, that is, of generic apparent contours of nonsingular real cubic surfaces. As a by-product, we observe a certain "reversion" duality in the set of deformation classes of these sextics.