188BET靠谱吗Zotero 7 includes a section in the item pane showing a list of collections an item is in.

188BET靠谱吗You can also select the item and then hold down the Option key (macOS), Control key (Windows), or Alt (Zotero 6)/Ctrl (Zotero 7) key (Linux).This will highlight all collections that contain the selected item.