Joseph A. Ball, Israel Gohberg, M. A. Kaashoek. A frequency response function for linear, time-varying systems. MCSS, 8(4):334-351, 1995. [doi]
@article{BallGK95,
title = {A frequency response function for linear, time-varying systems},
author = {Joseph A. Ball and Israel Gohberg and M. A. Kaashoek},
year = {1995},
doi = {10.1007/BF01209689},
url = {http://dx.doi.org/10.1007/BF01209689},
researchr = {https://researchr.org/publication/BallGK95},
cites = {0},
citedby = {0},
journal = {MCSS},
volume = {8},
number = {4},
pages = {334-351},
}