@article{BASM_2011_1_a5,
     author = {Cemil Tun\c{c}},
     title = {On the instability of solutions of seventh order nonlinear delay differential equations},
     journal = {Buletinul Academiei de \c{S}tiin\c{t}e a Republicii Moldova. Matematica},
     pages = {60--65},
     publisher = {mathdoc},
     number = {1},
     year = {2011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BASM_2011_1_a5/}
}