00898pam a22002418a 4500 00044460 20190730100727.0 110419s2007 ||||||Viesd 24500 Vie 530.15 TR561Đ Lâm, Hồng Thạch Trường điện từ Lâm Hồng Thạch; Nguyễn Khuyến HÀ Nội Giáo dục 2006 171 tr. Hình vẽ 27 cm. Sóng điện từ Trường điện từ Chân không Vật lý học Nguyễn, Khuyến KD.0026098 KM.0031071 KM.0031072 KM.0031073 KM.0031074 KM.0031075 KM.0031076 KM.0031077 KM.0031078 KM.0031079 KM.0031080 30/7/2019 Trung tâm Học liệu Lê Vũ Hùng, Trường Đại học Đồng Tháp