@article{EXMA_1997__6_3_231024,
     author = {Gravner, Janko and Griffeath, David},
     title = {Nucleation parameters for discrete threshold growth on .},
     journal = {Experimental mathematics},
     pages = {207--220},
     year = {1997},
     volume = {6},
     number = {3},
     zbl = {0899.60085},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMA_1997__6_3_231024/}
}