000			00334pam a2200133a 44500
082			_aNASA _bTT F-244
100			_aRubashev,B M
245	1		_aPROBLEMS OF SOLAR ACTIVITY
260			_a _bNasa, Washington, D.C. _c
300			_a393
500			_aBound With Nasa Tt F-238-243 Lack No.240-242
964			_gCIRC
997			_aTR14665 C
999			_c400384 _d400384