Ondö, Y. (1954): Daily rhythmic activity of Tylos granulatus Miers III. Modification of rhythmic activity in accord with its growing stage. Jap. J. Ecol., 4: 1-3.
Ondrejková, Z, Krumpál, M., Cyprich, O. (1991): Invertebrates in nest boxes in the State Natural Reserve Šúr. Acta F. R. N. Univ. Comen., Zool., 34: 5-20.
O'Neill, R.V. (1967):Behavior of Narceus americanus (Diplopoda) on slopes and its ecological significance. American Midland Naturalist, 77: 535-539.
O'Neill, R.V. (1967): Niche segregation in seven species of diplopods. Ecology, 48: 983.
O'Neill, R.V. (1968): Population energies of the millipede, Narceus americanus (Beauvois). Ecology, 49: 803-809.
O'Neill, R.V. (1969): Adaptive responses to desiccation in the millipede, Narceus americanus (Beauvois). American Midland Naturalist, 81: 578-583.
O'Neill, R.V. (1969): Comparative desiccation tolerance in seven species of millipedes. American Midland Naturalist, 82: 182-187.
