@article{10_37236_427,
     author = {Zhicheng Gao},
     title = {A formula for the bivariate map asymptotics constants in terms of the univariate map asymptotics constants},
     journal = {The electronic journal of combinatorics},
     year = {2010},
     volume = {17},
     doi = {10.37236/427},
     zbl = {1230.05109},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/427/}
}