LIN Quanwen, ZHUANG Rongkun. New Oscillation Criteria for Second Order Nonlinear #br#
Elliptic Differential Equations[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 2013,52(2):57-61.
LIN Quanwen, ZHUANG Rongkun. New Oscillation Criteria for Second Order Nonlinear #br#
Elliptic Differential Equations[J]. Acta Scientiarum Naturalium Universitatis SunYatseni, 2013,52(2):57-61.DOI: