R-matrices and the magic square
Bruce W. Westbury · Journal of Physics A Mathematical and General · 2003
In section 2.2 Quaternions , in the last table on page 1952 the highest weight of V for D 5 should be -[1,0,0,0,0] (instead of -[0,0,0,0,1]). In section 2.3 Octonions on page 1953, in the first table in this section the value of m for the trivial group 1 should be -8/5 (instead of -5/2).