*0011522310
*008871201s1986    xx#           000 0 eng
*019  $bk
*08230$a307.1096
*100  $aGjessing, Just$_159346200
*245  $aIntegrated resource-geographic approach to research and planning in the Salhe and Sudan zones of Africa$cJust Gjessing
*300  $aS. [203]-209
*773  $tNorsk geografisk tidsskrift$gVol. 40, no. 4 (1986)$x0029-1951$w(NO-LaBS)280056(tnr)
*8564 $uhttps://doi.org/10.1080/00291958608552165
*999  $z8700089553$anorart:8700089553
^