@article{NUMA_1972__19_132146,
     author = {C. Zenger},
     title = {A {Comparison} of {Some} {Bounds} for the {Nontrivial} {Eigenvalues} of {Stochastic} {Matrices.}},
     journal = {Numerische Mathematik},
     pages = {209--211},
     publisher = {mathdoc},
     volume = {19},
     year = {1972},
     zbl = {0242.65038},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1972__19_132146/}
}