1999 November 12 meeting of the Royal Astronomical Society
1999 NW2
1999 NW2
1999 NZ4
1999 OA4
1999 Observations of the Solar Type Eclipsing Binary, TY Ursae Majoris
1999 OC4,
1999 October 8 meeting of the Royal Astronomical Society
1999 OD4
1999 OE4
1999 OE4,
1999 OG4
1999 OG4
1999 OJ4
1999 OK4
1999 ON4
1999 OP3
1999 OP3
1999 OQ3
1999 OR3