Deletion of Knovel

Comment: er  and 
Stance: delete
Cited policy: Wikipedia:Notability (WP:CORP||WP:ADS)

Comment: as an advert for a non-notable company,  refers
Stance: delete
Cited policy: Wikipedia:Notability (WP:CORP)

Comment: ad, fails 
Stance: delete
Cited policy: Wikipedia:Notability (WP:CORP)