use YV::Table::ArticleAuthor;

# this is built dynamically...
my %delete_article_xref = (
                            23 => 1,
                           );

# $author is an YV::Table::Author object initialized prior..
my @author_articles = YV::Table::ArticleAuthor->search(author_id => $author->id);

# delete cross reference for $author and article id
# (In affect, I want to 'disassociate' article with $article_id from the $author)
for (@author_articles) {
   next unless $delete_article_xref{$_->article_id};
   $_[0]->delete();
}