TY - JOUR T1 - Performance comparison among multi-GNSS single frequency precise point positioning techniques JF - Kartografija i Geoinformacije Y1 - 2019 A1 - Innac, A. A1 - Angrisano, A. A1 - Gaglione, S. A1 - Vultaggio, M. A1 - Crocetto, N. VL - 18 SN - 1333896X (ISSN) UR - https://www.scopus.com/inward/record.uri?eid=2-s2.0-85084345198&doi=10.32909%2fkg.18.32.6&partnerID=40&md5=b97ced4c8edcbfed63867b718ed8a6e8 IS - 32 ER -