2F316DE2-9299-452A-8CBC-31950B407273Galactic Astronomy at the University of HertfordshireResearch GrantST/G002622/10FA7FA45-02C9-433E-A750-12A20140208FSTFCINCOME_ACTUAL181083705E509CB-A80B-4E56-9531-7D23E609EA9CIPHAS extinction distances to planetary nebulaeAstronomy & Astrophysicsa5cc6111e68c9c6c5eb705bd43a515e2Giammanco C2010-01-01http://dx.doi.org/10.1051/0004-6361/201014464http://dx.doi.org/10.1051/0004-6361/201014464Journal Article/Reviewbib_17184_968dd8e616