@article{10_4153_CJM_1987_031_9,
     author = {Boos, Johann},
     title = {Inclusion {Theorems} for {FX-Spaces}},
     journal = {Canadian journal of mathematics},
     pages = {631--645},
     year = {1987},
     volume = {39},
     number = {3},
     doi = {10.4153/CJM-1987-031-9},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1987-031-9/}
}