TY - JOUR AU - Narendra Biswas AU - Chetna Mehra AU - Mahesh C. Joshi TI - Frames generated by double sequences in Hilbert spaces JO - Mathematica Moravica PY - 2023 SP - 53 EP - 72 VL - 27 IS - 1 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/MM3_2023_27_1_a4/ ID - MM3_2023_27_1_a4 ER -