Artech House GSM and Personal Communications Handbook .pdf
http://rapidshare.com/files/lock../Artech_House_GSM_and_Personal_Communications_Handbook_.pdf.rar
artech house wireless ip and building the mobile internet.pdf
http://rapidshare.com/files/lock../artech_house_wireless_ip_and_building_the_mobile_internet.pdf.rar
Artech House RF Design Guide Systems Circuits and Equations.pdf.html
http://rapidshare.com/files/lock../Artech_House_RF_Design_Guide_Systems_Circuits_and_Equations.pdf.html.rar