000 00388pam a2200133a 44500
082 _aNASA
_bTR R-238 -
100 _aLansing,Donald L.
245 1 _aTHE DISPLACEMENTS IN AN ELASTIC HALF-SPACE DUE TO A MOVING CONCENTRATED NORMAL LOAD
260 _a
_bNasa, Washington, D.C.
_c1966
300 _aIII,62
500 _aBound With Nasa Tr R-231-240
964 _gCIRC
997 _aTR7912 C
999 _c394221
_d394221