J.A.Becker,C.B.G reen,and G.L.Pearson.Properties and Uses of Thermistors Trams.Am.Inst.Electr.,1964,65:711.
[2]
E.Jabry.Prap aration of Semiconducting Cerimic(NTC)Thermistor by a Chemical Method J.Phys.,Collog.,1986,(cl),cl-843-cl-874(Eng).4
[3]
K.Singh,N.D.Pandit,C.Mande.Effect of CuO as an Impurity on the Electrical Properties of NiO-Mn2O3 NTC Thermistor Material Journal of Materials Science letters,1(1982),99~102.