000
00314nam a2200133Ia 4500
008
220216s9999 xx 000 0 und d
100
_a
Bateman L
245
0
_a
What is behind SMR and new process NR ?
260
_b
Planter
_c
1967
300
_a
399-402
650
_a
Natural rubber
650
_a
SMR
942
_c
JS
999
_c
72368
_d
72368