Toc::iterator it = TocBackend::findItem(*change_list, 0, author);
if (it == change_list->end()) {
change_list->push_back(TocItem(dit, 0, author, true));
Toc::iterator it = TocBackend::findItem(*change_list, 0, author);
if (it == change_list->end()) {
change_list->push_back(TocItem(dit, 0, author, true));