@article{10_4064_sm221_2_1,
     author = {Qingying Bu and Gerard Buskes},
     title = {Diagonals of projective tensor products
 and orthogonally additive polynomials},
     journal = {Studia Mathematica},
     pages = {101--115},
     year = {2014},
     volume = {221},
     number = {2},
     doi = {10.4064/sm221-2-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm221-2-1/}
}