—— —s 
— E - { 
pd = N 
photos,the use of orthophoto,specified D.T.M measurements (1) and 
other special Remote Sensing techniques coüld offer,depending on 
the case. 
4. REFERENCES 
1. Patmios E., Tsakiri-Strati M. 1982 "DEM'S STUDIES FOR INFORMA- 
TION ABOUT TYPES OF TERRAIN' 
ISPRS Commission III, Inter- 
national Symposium June 7-11 
1982. Helsinki, Finland. 
2. Stanley A. Schumm and "SLOPE MORPHOLOGY", A Ben- 
M. Paul Mosley 1973 chmark books Series, Dowden 
Hutchinson & Ross,Inc,U.S.A. 
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