Kannan, R.; Seehra, Mohindar S. Percolation effects and magnetic properties of the randomly diluted fcc system CopMg1-pO. Physical Review B. 1987, 35 (13): 6847–6853. doi:10.1103/PhysRevB.35.6847.
Silinsky, P. S.; Seehra, Mohindar S. Principal magnetic susceptibilities and uniaxial stress experiments in CoO. Physical Review B. 1981, 24: 419–423. doi:10.1103/PhysRevB.24.419.