Mobile localization Papers needed

Hi,
I need any of the papers down:

- G. D. Ott, "Vehicle in cellular mobile radio system," IEEE Trans. Vehicle Technology, no. 8, Fev. 1977;
- H. Staras e S. N. Honickman, "The accuracy of vehicle location by trilateration in a dense urban environment," IEEE Trans. Vehicle Technology, Fev. 1972;
- M. Hata e T. Nagatsu, "Mobile location using signal strenght measurements in a cellular system,' IEEE Trans. Vehicle Technology,1980;

Thanks

I too want the above papers