Trees With Path-Stable Center. - Paolo Dulio; Virgilio Pannone (Ars Comb., 2006)

Joining caterpillars and stability of the tree center. - Paolo Dulio; Virgilio Pannone (Discret. Math., 2008)

Iterated Joining of Rooted Trees. - Paolo Dulio; Virgilio Pannone (Graphs Comb., 2013)

On the edge-reconstruction number of a tree. - Kevin J. Asciak; Josef Lauri; Wendy J. Myrvold; Virgilio Pannone (Australas. J Comb., 2014)