Deletion of Betty Ann Wong

Comment: lacks in-depth significant coverage in reliable sources" is a bold statement since the article's sources include the ''International Encyclopedia of Women Composers'', ''Women in World History'' and  ''Women in music : an encyclopedic biobibliography''. Three reputable reference works; there's your . I don't have access to ''An encyclopedic biobibliography'' so it's possible that it might not have SIGCOV, but you can see that she has a full entry in the other two books on the Internet Archive https://archive.org/details/roni00aaro/page/508/mode/2up (p. 508), https://archive.org/details/womeninworldhist16comm?q=%22betty+ann+wong%22 (p. 748). Having a full entry in at least one major reference work is usually an indicator that a person is encyclopedically notable (since they are included in an encyclopedia and all) and that sufficient secondary sourcing exists to pass 
Stance: keep
Cited policy: Wikipedia:Reliable sources (WP:THREE||WP:GNG)