@article{10_4153_CJM_1974_127_x,
     author = {Feustel, C. D.},
     title = {On {Embedding} {Essential} {Annuli} in {M} 3},
     journal = {Canadian journal of mathematics},
     pages = {1341--1350},
     year = {1974},
     volume = {26},
     number = {6},
     doi = {10.4153/CJM-1974-127-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1974-127-x/}
}