000 00292pam a2200121a 44500
008 160510b xxu||||| |||| 00| 0 eng d
082 _a629.505 P943
245 _aPROGRESS IN AERONAUTICAL SCIENCES
_b
260 _a
_b
_c1968
300 _av. 1-,,,,,,
650 _aFUROPYRONE
650 _aFUROPYRAN
999 _c479606
_d479606