Criteria of general weak type inequalities for integral transforms with positive kernels. Genebashvili, I., Gogatishvili, A., Kokilashvili, V. (1994) Georgian Mathematical Journal
Criteria of strong type two-weighted inequalities for fractional maximal functions. Gogatishvili, A., Kokilashvili, V. (1996) Georgian Mathematical Journal
Criteria of weighted inequalities in Orlicz classes for maximal functions defined on homogeneous type spaces. Gogatishvili, A., Kokilashvili, V. (1994) Georgian Mathematical Journal