000			00300nam a22001337a 4500
020			_a9788181285195
082			_a511.322 ZIM/F
100			_azimmermann, H J
245			_aFuzzy set theory and its application
250			_a4th
260			_aNew Delhi Springer 2001
300			_a514p
942			_cBK
999			_c62631 _d62631