中国科学院数学与系统科学研究院期刊网
THE FIXED POINTS AND HYPER-ORDER OF SOLUTIONS OF SECOND ORDER LINEAR DIFFERENTIAL EQUATIONS WITH MEROMORPHIC COEFFICIENTS
Jun WANG, Wei Ran LV
Acta Mathematicae Applicatae Sinica . 2004, (1): 72 -80 .  DOI: 10.12387/C2004008