Homogenization of spectral problems in bounded domains with doubly high contrasts. - Natalia O. Babych; Ilia V. Kamotski; Valery P. Smyshlyaev (Networks Heterog. Media, 2008)

Low and high frequency approximations to eigenvibrations of string with double contrasts. - Natalia O. Babych; Yuri Golovaty (J. Comput. Appl. Math., 2010)