On Tikhonov regularization for identifying memory kernels in heat conduction and viscoelasticityJanno, Jaan; Kiss, E.M.; Wolfersdorf, Lothar vonZeitschrift für angewandte Mathematik und Mechanik2000 / 4, p. 259-272 : ill https://onlinelibrary.wiley.com/doi/abs/10.1002/%28SICI%291521-4001%28200004%2980%3A4%3C259%3A%3AAID-ZAMM259%3E3.0.CO%3B2-5