Chmielewski T., Piasecki D., Skierucha W., Sławiński C., Lamorski K., Wilczek A.:  Monitoring of soil moisture and teperature in chosen transect of Polesie National Park (2010 r.) Nature and landscape monitoring system in the west Polesie Region Rozdział, 168-177 - Wydawnictwo PZN Sp. Z o.o