中国科学院数学与系统科学研究院期刊网
A Sufficient Condition of Nonexistence of Positive Solution of Equation Δg-aKg=0
Hai Feng XU
Acta Mathematica Sinica, Chinese Series . 2010, (5): 945 -952 .  DOI: 10.12386/A2010sxxb0105