funny-maps-portrait-painting-faces-texturess maybe im a fangirl but this reminds me of Gaea in the heroes of Olympus series
Pencil Portrait Mastery - Beautiful Digital Portrait Art by Kemi Mai More - Discover The Secrets Of Drawing Realistic Pencil Portraits
GCSE Artist research page analysing portraiture and eyes by Samantha Li Tutorial
Jenny Saville research pages by Robyn Yeang: Learning from other artists by studying them in your sketchbook.
24 creative studio art sketch ideas VCE Studio Arts folio by Heesu Kim