Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Changsheng Cai, Yangzhao Gong, Yang Gao, Cuilin Kuang. An Approach to Speed up Single-Frequency PPP Convergence with Quad-Constellation GNSS and GIM. Sensors, 17(6):1302, 2017. [doi]
Abstract is missing.