?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Granstedt%2C+Artur&rft.aulast=Granstedt&rft.aufirst=Artur&rft.date=2005&rft.title=The+potential+of+ecological+recycling+agriculture+(ERA)+for+improved+nature+resource+conservation+and+reduced+environmental+impacts+in+the+Baltic+Sea+drainage+area&rft.genre=proceeding