While significant parts of this book have been written anew, it have drawn on material from a number of previously published articles. Sometimes only a part of an article made it into the final manuscript; in other cases, its parts ended up in different chapters of the book; in yet other case, a whole article became the basis for one of the sections. In the following I list the articles which were used as material for the book. Many of them were reprinted and translated into other languages; here I list the first instance of publication in English. Also, it.
