1. 1 M. Suzuki , “Ac Hopping Conduction in Mn-Co-Ni-Cu Complex Oxide Semiconductors with Spinel Structure,” J. Phys. Chem. Solid, 41 [11] 1253-60 (1980).
2. 2 E. G. Larson , R. J. Arnott , and D. G. Wicham , “Semiconduction and Low-Temperature Magnetization of the System Ni1−xMn2+xO4,” J. Phys. Chem. Solid, 23 [12] 1771-81 (1962).
3. 3 B. Gillot , M. Kharroubi , R. Metz , R. Legros , and A. Rousset , “Electrical Properties and Cation Distribution in Cubic Nickel Manganite Spinels NixMn3−xO4, 0.57
4. 4 E. E1badraoui , J. L. Baudour , F. Bouree , B. Gillot , S. Fritsch , and A. Rousset , “Cation Distribution and Mechanism of Electrical Conduction in Nickel-Copper Manganite Spinels,” Solid State Ionics, 93, 219-25 (1997).
5. 5 M. Vakiv , O. Shpotyuk , O. Mrooz , and I. Hadzaman , “Controlled Thermistor Effect in the System CuxNi1−x−yCo2yMn2−yO4,” J. Eur. Ceram. Soc., 21, 1783-5 (2001).