@article{JGAA_1998_2_8_a0,
     author = {Alice Dean and Joan Hutchinson},
     title = {Rectangle-visibility {Layouts} of {Unions} and {Products} of {Trees}},
     journal = {Journal of Graph Algorithms and Applications},
     pages = {1--21},
     publisher = {mathdoc},
     volume = {2},
     number = {8},
     year = {1998},
     doi = {10.7155/jgaa.00011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00011/}
}