2) Nelosn, S. O.: Microwave Dielectric Properties of Fresh Fruit and Vegetables, TRANS. ASAE, Vol. 23, No. 5, p. 1314-1317, 1980
3) Nelson, S. O.: Dielectric Properties of Some Fresh Fruits and Vegetables at Frequencies of 2.45 to 22GHz, TRANS. ASAE, Vol. 26, No. 2, p. 613-616, 1983