TY - JOUR L1 - http://www.journals.pan.pl/Content/112960/PDF-MASTER/Preface.pdf L2 - http://www.journals.pan.pl/Content/112960 PY - 2019 IS - No 1 EP - 4 A1 - Bosy, Jaroslaw A1 - Krynski, Jan A1 - Wielgosz, Paweł PB - Commitee on Geodesy PAS VL - vol. 68 DA - 2019.05.30 T1 - Preface SP - 3 UR - http://www.journals.pan.pl/dlibra/publication/edition/112960 T2 - Geodesy and Cartography ER -