Sukanya, N; Stalin, C. S; Jeyakumar, S; Praveen, D; Dhani, A; Damle, R
(IOP Publishing, 2016-02)
We have used optical
V
and
R
band observations from the Massive Compact Halo Object
(MACHO) project on a sample of 59 quasars behind the Magellan
ic clouds to study their long term optical
flux and colour ...