@article{10_4064_aa151_3_2,
     author = {Robert J. Lemke Oliver},
     title = {Almost-primes represented by quadratic polynomials},
     journal = {Acta Arithmetica},
     pages = {241--261},
     publisher = {mathdoc},
     volume = {151},
     number = {3},
     year = {2012},
     doi = {10.4064/aa151-3-2},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa151-3-2/}
}