BibTex format
@article{Feng:2015:10.1007/s10291-015-0506-9,
author = {Feng, S and Jokinen, A},
doi = {10.1007/s10291-015-0506-9},
journal = {Gps Solutions},
pages = {79--87},
title = {Integer ambiguity validation in GNSS positioning},
url = {http://dx.doi.org/10.1007/s10291-015-0506-9},
volume = {21},
year = {2015}
}