Elezovic, N.Matic, M.Pearce, Charles E. M.Pecaric, Josip2006-06-192006-06-192000Journal of the Australian Mathematical Society, Series B: Applied Mathematics. 41:329-3370334-2700http://hdl.handle.net/2440/533enOn two lemmas of Brown and Shepp having application to sum sets and fractals, IIIJournal article0001000596