If you really want symbolic references,

{
    no strict qw/refs vars/;
    for my $key ( qw/list of keys/ ) {
        next if $key =~ /\W/ or $key =~ /^\d/;
        ${$key} = $hash{$key};
    }
}
[download]

I'm curious to know why you want this.

After Compline,
Zaxo