@article{BMMS_2009_32_3_a3,
     author = {Cemil Tun\c{c}},
     title = {Nonexistence of {Nontrivial} {Periodic} {Solutions} to a {Class} of {Nonlinear} {Differential} {Equations} of {Eighth} {Order}},
     journal = {Bulletin of the Malaysian Mathematical Society},
     year = {2009},
     volume = {32},
     number = {3},
     url = {http://geodesic.mathdoc.fr/item/BMMS_2009_32_3_a3/}
}