DOI: 10.1017/S1368980008002000. First published by Cambridge University Press, 20 March 2008.
In the above article the name of one of the authors was stated incorrectly. Instead of M Dobrucki, it should have read M Drużbicki.
Published online by Cambridge University Press: 13 February 2017
DOI: 10.1017/S1368980008002000. First published by Cambridge University Press, 20 March 2008.
In the above article the name of one of the authors was stated incorrectly. Instead of M Dobrucki, it should have read M Drużbicki.