01507nam2 2200361 450 00003296120221207150442.020200427d1985----km-y0itay50------baengJPy-------001yyNavigation by gradient of geophysical parametresV. Nastro, A. Russo, R. Santamaria, A. Sposito, M. VultaggioRoma1985Japan Institute of NavigazioneP. 43-51ill.30 cmLavori scientifici e didatticiAntonino SpositoEstratto da: Navigation and environment : theme : Proceedings [of] the Fifth International Congress of the International Association of the Institutes of Navigation : Tokyo, 1-2-3-4-5 October, 19852001Lavori scientifici e didattici001000034994G. Simeon - OpereNavigation by gradient of geophysical parametres1741994NavigazioneCongressi623.8921NavigazioneNastro,V.783990Russo,A.345584Santamaria,R.634251Sposito,A.333799Vultaggio,M.9038International Association of Navigation InstitutesITUNIPARTHENOPE20200427RICAUNIMARC000032961Coll. SIM. 2-4/26s.i.DSA2020Coll. SIM. 2-4 bis/26 biss.i.DSA2020Navigation by gradient of geophysical parametres1741994UNIPARTHENOPE