Rangwal, Geeta; Yadav, R. K. S.; Durgapal, Alok K.; Bisht, D.
(Publications of the Astronomical Society of Australia (PASA), 2017-12)
The interstellar extinction law in 20 open star clusters namely, Berkeley 7, Collinder 69, Hogg 10, NGC 2362, Czernik 43, NGC 6530, NGC 6871, Bochum 10, Haffner 18, IC 4996, NGC 2384, NGC 6193, NGC 6618, NGC 7160, Collinder ...