000 00299nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _aNR:62(066)
_bNRP.9
245 0 _aUse of natural rubber in road surfacings. NRPRA technial bulletin. 9
260 _bNRPRA
650 _aRoad surfacing
942 _cBK
999 _c22152
_d22152