i'm a little bit choosy in terms of art (since i'm an artist too) so out of all the mangas i've read these are the only ones that i recognize. http://www.mangago.me/people/tag/49344/Beautiful+Art/
Shounen ai/yaoi mix. And u might want to check out the other works of these authors :)
http://www.mangago.me/read-manga/adekan/
http://www.mangago.me/read-manga/canis/
http://www.mangago.me/read-manga/nightmare_catalog/
http://www.mangago.me/read-manga/10_dance/
http://www.mangago.me/read-manga/escape_journey/
http://www.mangago.me/read-manga/nemuri_otoko_to_koi_otoko/
http://www.mangago.me/read-manga/gondwana_no_nemuri/
Any recommendations for yaoi with good art ?