1. Use of an artificial neural network to predict population dynamics of the forest-pest pine needle gall midge (Diptera Cecidomyiida);TaeSoo,2000
2. A structured testing methodology for knowledge based systems;El-korany,2000
3. Validation of agricultural expert systems;Harisson;Agricultural Systems,1991
4. Forest pathology;Kailidis;Giapouli-Giahoudi,1984