华北农牧交错带夏季降水变率及其与前期下垫面热力状况的关系
龚道溢, 史培军
Variability of summer rainfall over northern China and its association with thermal conditions of early stage underlying surface
GONG Dao yi, SHI Pei jun
自然资源学报 . 2001, (3): 211 -215 .  DOI: 10.11849/zrzyxb.2001.03.003