RT Journal T1 Oscillation of Second-Order Nonlinear Nonautonomous Delay Dynamic Equations on Time Scales A1 Ping Zhang,Jiashan Yang,Guijiang Qin PB Acta mathematica scientia,Series A FD 2022-06-26 YR 2022 JF Acta mathematica scientia, Series A JO Acta mathematica scientia,Series A VO 42 IS 3 SP 839 DO K1 ;Oscillation;Time scales;Emden-Fowler dynamic equations;Riccati transformation LK {http://121.43.60.238/sxwlxbA/EN/article/article_16703.shtml}