Saites
[1] http://kki.lv/print/81
[2] http://kki.lv/valsts-petijumu-programma-201410-4vpp-66-meza-un-zemes-dzilu-resursu-izpete-ilgtspejiga-izmantosana
[3] http://www.kki.lv/old/index.php?id=113
[4] http://www.kki.lv/dokumenti/VPP_Krajums_2009.pdf