no. 3
Boundary behaviour of eigenfunctions of the Laplace operator on trees
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 4, Tome 13 (1986) no. 3, pp. 389-399. 
@article{ASNSP_1986_4_13_3_389_0,
     author = {Kor\'anyi, Adam and Picardello, Massimo A.},
     title = {Boundary behaviour of eigenfunctions of the Laplace operator on trees},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {389--399},
     publisher = {Scuola normale superiore},
     volume = {Ser. 4, 13},
     number = {3},
     year = {1986},
     zbl = {0621.31005},
     mrnumber = {881098},
     language = {en},
     url = {www.numdam.org/item/ASNSP_1986_4_13_3_389_0/}
}
Korányi, Adam; Picardello, Massimo A. Boundary behaviour of eigenfunctions of the Laplace operator on trees. Annali della Scuola Normale Superiore di Pisa - Classe di Scienze, Série 4, Tome 13 (1986) no. 3, pp. 389-399. http://www.numdam.org/item/ASNSP_1986_4_13_3_389_0/

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