. "1"^^ . . . . "1"^^ . "Articl in a journal JET %22Information and Navigation System for Persom with Visual impairment%22" . . . "P(FR-TI1/056)" . "Information and Navigation System for Persom with Visual impairment"@en . "Information and Navigation System for Persom with Visual impairment"@en . "[AFE9DF8FA887]" . "Articl in a journal JET %22Information and Navigation System for Persom with Visual impairment%22"@en . "JET - International Journal of Electronics and Telecommunications" . . . "Information and Navigation System for Persom with Visual impairment" . "3/2011" . "\u010Cech\u00E1k, Jaroslav" . "Information and Navigation System for Persom with Visual impairment" . . . "http://www.jet.tele.pw.edu.pl" . "RIV/27149251:_____/11:#0000005" . "Volume 57" . "RIV/27149251:_____/11:#0000005!RIV12-MPO-27149251" . "7"^^ . . "PL - Polsk\u00E1 republika" . "Information and Navigation System"@en . "0867-6747" . "204770" . . . .