@inproceedings{sgem2015s9075,
  title = {UNIFICATION OF POLISH LOCAL VERTICAL DATUM WITH GLOBAL VERTICAL DATUM},
  author = {Lyszkowicz, Adam and Birylo, Monika and Kuczynska-Siehien, Joanna},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, INFORMATICS, GEOINFORMATICS AND REMOTE SENSING},
  year = {2015},
  pages = {603-608},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2015/b22/s9.075}
}