1999 KW4
1999 KW4
1999 KX4
1999 KX4
1999 LB37, 2004 TB358, 2004 VK78, 2004 VL78, 2004 VM78, 2004 VN78
1999 LD30
1999 LD30
1999 LD31
1999 LD31 and 1999 LE31
1999 LD31 and 1999 LE31.
1999 LD6
1999 LD_31
1999 LE31
1999 LE6
1999 Leonard Medal Acceptance Address
1999 Leonard Medal Citation for Grenville Turner
1999 Leonid meteor impacts on the Moon. The observing campaign
1999 LF6
1999 LF6
1999 LJ1