000			00336pam a2200133a 44500
082			_aNASA _bTT F-698
100			_aMartynov,D Ya
245	1		_aTHE PLANETS _bSOLVED AND UNSOLVED PROBLEMS
260			_a _bNasa, Washington, D.C. _c
300			_a91
500			_aBound With Nasa Tt F-691-96,699
964			_gCIRC
997			_aTR14692 C
999			_c399555 _d399555