@article{YANG Jia-shan:59, author = {YANG Jia-shan, SUN Wen-bing}, title = {Oscillation of second order difference equations with positive and negative coefficients}, publisher = {JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE)}, year = {2011}, journal = {JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE)}, volume = {46}, number = {8}, eid = {59}, numpages = {3}, pages = {59}, keywords = {

positive and negative coefficient; neutral difference equation; variable delay; nonlinear; oscillation and nonoscillation; Riccati transformation

}, url = {http://lxbwk.njournal.sdu.edu.cn/EN/abstract/article_2165.shtml}, doi = {} }