@incollection{KuechlerLeibfriedKachleretal., author = {K{\"u}chler, Andreas and Leibfried, T. and Kachler, A.J. and Z{\"a}ngl, W.S. and Der Houhanessian, V. and Breitenbauch, B.}, title = {Ageing and Moisture Analysis of Power Transformer Insulation Systems}, series = {International Council on Large Electric Systems}, booktitle = {International Council on Large Electric Systems}, address = {Paris}, pages = {12 -- 101}, language = {en} } @incollection{KuechlerBreitenbauchZaengl, author = {K{\"u}chler, Andreas and Breitenbauch, B. and Z{\"a}ngl, W.S.}, title = {Zustandsbewertung von Transformator-Isolationen durch dielektrische Diagnose}, series = {ETG-Fachbericht 87}, booktitle = {ETG-Fachbericht 87}, publisher = {VDE}, address = {Berlin}, language = {de} } @incollection{KuechlerBreitenbauchLeibfriedetal., author = {K{\"u}chler, Andreas and Breitenbauch, B. and Leibfried, T. and Z{\"a}ngl, W.S.}, title = {Insulation Diagnosis by Polarisation and Depolarisation Current Measurements}, address = {Delft, NL}, language = {en} }