An optical imaging study of 0.4 
z ≤ 0.8 quasar host galaxies - I. Observations and reduction
A&A, 404 3 (2003) 883-899
DOI: https://doi.org/10.1051/0004-6361:20030508
z ≤ 0.8 quasar host galaxies - I. Observations and reduction