000 00487nmm a2200145Ia 4500
008 240103s9999||||xx |||||||||||||||||und||
020 _a9781470400422 (online)
100 _aBeem, John K.
245 0 _aDoubly timelike surfaces
260 _aProvidence, R.I. :
_bAmerican Mathematical Society,
_c1969
300 _a1 online resource (115 p.)
490 _aMemoirs of the American Mathematical Society,
_x1947-6221 ;
700 _aWoo, Peter Y.
856 _uhttp://www.ams.org/memo/0092
999 _c34102
_d34102