University of Lugano, apparently. I also quote, from the preface, "This research was funded by the Swiss National Science Foundation under grants 2100-67712.0

University of Lugano, apparently. I also quote, from the preface, "This research was funded by the Swiss National Science Foundation under grants 2100-67712.0 and 200020-107616. Many funding agencies are not willing to support such blue-sky research. Their backing has been greatly appreciated."