Journal article (2001) - SJCh Theeuwen (author), J. Caro (author), VI Kozub (author), KI Schreurs (author), RP van Gorkom (author), KP Wellock (author), NN Gribov (author), S Radelaar (author), RM Jungblut (author), W Oepts (author), R Coehoorn (author)