Mamassian, P. & Vemuri, B. (1993). ISOPHOTES ON A SMOOTH SURFACE RELATED TO SCENE GEOMETRY. , Vol. 2031: In Geometric Methods in Computer Vision II, 124-133. doi:10.1117/12.146619
International Journal article
David, S., Malaval, N. & Shamma, S. (). Decoupling action potential bias from cortical local field potentials. Computational intelligence and neuroscience. doi:10.1155/2010/393019