00357    a2200109   4500020001500000082001600015100002500031245008800056260004600144300003100190650002600221  a0415383293  a625.141 IND  aIndraratna, Buddhima  aMechanics of Ballasted Rail Tracks A Geotechnical Perspective/cBuddhima Indraratna  aLondon :bTaylor and Francis Group,c2005  axv, 226p. :bill. ;c23 cm  aBallasted Rail Tracks