@article{IM_1990__101_2_143818,
     author = {K. Schmidt and D. Lind and Tom Ward},
     title = {Mahler measure and entropy for commuting automorphisms of compact groups.},
     journal = {Inventiones mathematicae},
     pages = {593--630},
     publisher = {mathdoc},
     volume = {101},
     number = {2},
     year = {1990},
     zbl = {0774.22002},
     url = {http://geodesic.mathdoc.fr/item/IM_1990__101_2_143818/}
}