@book{5ff4aa7bd240476096f06a130530bc97,
title = "Techniek en economie van het onderhoud van enkele Drenthse waterschappen",
keywords = "ontginning, landinrichting, land, landverbetering, waterbouwkunde, landbouwgrond, waterbeheer, nederland, waterschappen, raden, drenthe, reclamation, land development, land, land improvement, hydraulic engineering, agricultural land, water management, netherlands, polder boards, boards, drenthe",
author = "C. Bijkerk and J. Pieters",
note = "Overdr. Waterschapsbelangen, 49(1965)17-18",
year = "1965",
language = "Nederlands",
series = "Verspreide overdrukken. Instituut voor cultuurtechniek en waterhuishouding",
number = "no. 28",
}