@article{Magnus1985, author = {Magnus, J.R. and Neudecker, H.}, title= {Matrix differential calculus with applications to simple, Hadamard, and Kronecker products}, year = {1985}, doi = {10.1016/0022-2496(85)90006-9}, journal = {Journal of Mathematical Psychology}, volume = {29}, number = {4}, pages = {474--492}, }