“…Without being exhaustive, let us mention the following related papers: Prodinger [19], Fill, Mahmoud, Szpankowski [1], Janson, Szpankowski [5], Knessel [10], Lavault, Louchard [11], Janson, Lavault, Louchard [4], Louchard, Prodinger [15], Kalpathy, Mahmoud, Ward [9], Louchard, Martinez, Prodinger [12], Louchard, Prodinger [16], Louchard, Prodinger, Ward [17], Kalpathy [6], Kalpathy [7].…”