edited by M. Schnitzer and S. U. Khan. edited by I. Laine and S. Rickman. edited by M. Singer and J. P. Schade. edited by P. L. Butzer and J. Korevaar. edited by A. R. Butler and M. J. Perkins. edited by G. Alexits and P. Turan. edited by R. Artzy and I. Vaisman. edited by W. Kiefer and D.A. Long. edited by M.H. Walter and R.F. Cox. edited by B. Lindblom and S. 鐿hman.