Ritus V.I. Asymptotic representations for some functions and integrals connected with the Airy function. Pr. FIAH , N253 , 01.1985 Ritus V.I. The mass shift of an electron in an electron in an electric field and its connection with the infrared problem in QED. en=ru Неизвестное название , Vol.122 , с. P.141-162 , 01.1991 Ritus V.I. , Nikishov A.I. , Kryukov P.G. , Sergienko V.I. Fiasibility of experimental investigation of nonlinear QED processesphoton emission by electrons and pair creation by photons in strong laser Sield. J.Rus. Laser Res. , Vol.15,N4 , с. P.351-376 , 01.1994 Ritus V.I. , Nikishov A.I. Rindler solutions and their physical interpretation. ЖЭТФ , Т.114,N3(9) , с. C.777-785 , 01.1998