On the spectral dimension of random trees
Discrete Mathematics & Theoretical Computer Science Centre pour la Communication Scientifique Directe (CCSD) DMTCS Proceedings vol. AG, Fourth Colloquium on Mathematics and Computer Science Algorithms, Trees, Combinatorics and Probabilities:Proceedings (2006)
Random walks on combs
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL 39:5 (2006) 1009-1037