@article{10_4064_aa_10_3_293_313,
     author = {Stanis{\l}aw Knapowski and P. Tur\'an},
     title = {Further developments in the comparative prime number theory {II}},
     journal = {Acta Arithmetica},
     pages = {293--313},
     publisher = {mathdoc},
     volume = {10},
     number = {3},
     year = {1964},
     doi = {10.4064/aa-10-3-293-313},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-10-3-293-313/}
}