@article{10_4064_aa_84_1_31_41,
     author = {Daniel Berend and Jorgen Harmse},
     title = {On some arithmetical properties of middle binomial coefficients},
     journal = {Acta Arithmetica},
     pages = {31--41},
     publisher = {mathdoc},
     volume = {84},
     number = {1},
     year = {1998},
     doi = {10.4064/aa-84-1-31-41},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-84-1-31-41/}
}