@article{10_4064_aa102_4_1,
     author = {Pierre Dusart},
     title = {Sur la conjecture $\pi (x+y)\leq \pi (x)+\pi (y)$},
     journal = {Acta Arithmetica},
     pages = {295--308},
     publisher = {mathdoc},
     volume = {102},
     number = {4},
     year = {2002},
     doi = {10.4064/aa102-4-1},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa102-4-1/}
}