2/Electrical properties of the semiconductor materials molybdenum and http://www.sciencedirect.com/scienc...18094352&md5=d76e46da7931c960b39ff0d23bc8f455
3/ Dielectric relaxations (1 MHz-10 GHz) in tungsten trioxide hydrates synthesized
by sol-gel process
http://www.sciencedirect.com/scienc...18094333&md5=d8d924311610a0aa1ca5ea1152f70844
4/Electrical properties of Pr6O11-doped WO3 capacitor–varistor ceramics
http://www.sciencedirect.com/scienc...18095584&md5=c492779eec6bbfc1c6c94a97eb7f790a
5/Impedance response of polycrystalline tungsten oxide
http://www.sciencedirect.com/scienc...18096370&md5=5fc828f727c6346660f7c99dfc4cd398