= 0 and = 0, respectively." is incorrect and should appear as "... = 0 and = 
, respectively."Additions and corrections
Rationalisation of weak ferromagnetism in manganese(III) chains: the relation between structure and ordering phenomena
Susanne Mossin, Høgni Weihe, Henning Osholm Sørensen, Nicola Lima and Roberta Sessoli
Dalton Trans., 2004, 632–639 (DOI: 10.1039/b314355d). Amendment published 2nd February 2004.
On p. 637, after eqn. (5), "... = 0 and = 0, respectively." is incorrect and should appear as "... = 0 and = , respectively."
The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.