ISBN-13: 9783540897613 / Angielski / Miękka / 2008 / 277 str.
ISBN-13: 9783540897613 / Angielski / Miękka / 2008 / 277 str.
However, the contributions re?ect the extensive discussions we had during the two weeks in Lipari. Allcontributions, writtenbetweenAugust2007andJanuary2008, havebeen reviewed, revisedandreviewedagainduringtheperiodFebruary August2008. We thank the 21 reviewers for their considerable and very constructive work, althoughasusualtheyhavetoremainanonymous.Lastbutnotleastwethank theauthorsfortheircommitmenttothisvolume.