@article{EXMA_2001__10_1_233666,
     author = {Brisebarre, Nicolas},
     title = {Irrationality measures of  and .},
     journal = {Experimental mathematics},
     pages = {35--52},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {2001},
     zbl = {0982.11040},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMA_2001__10_1_233666/}
}