@article{10_1017_S0017089500000860,
     author = {Wong, James S. W.},
     title = {Remarks on the {Asymptotic} {Behaviour} of {Perturbed} {Linear} {Systems{\textdagger}}},
     journal = {Glasgow mathematical journal},
     pages = {84--84},
     year = {1970},
     volume = {11},
     number = {1},
     doi = {10.1017/S0017089500000860},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500000860/}
}