TY  - JOUR
AU  - alavi, hojatalah
AU  - dadras, hassan
AU  - sertaji, ali
TI  - The investigation into problems of decreases rate of return investment in tea strategical research program of Iran
JO  - Journal of Studies of Human Settlements Planning
VL  - 4
IS  - 8
SP  - 83
EP  - 98
PY  - 2009
DO  - 
ER  -