Lysenko Z. M.
Ukr. Mat. Zh. - 2011. - 63, № 4. - pp. 566-571
We obtain necessary and sufficient conditions of the Fredholm properties and the formula for the calculation of index of a planar problem with shift and conjugation for a pair of functions.
Boundary problem with discontinuous translation for two functions which are analytic in domains of different connectivity
Ukr. Mat. Zh. - 1990. - 42, № 2. - pp. 262–266