# Commands about Editing External References [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) **Commands：** - [EXTERNALREFERENCES (GstarCAD 2026)](../../2026/Commands/EXTERNALREFERENCES.md) - [NCOPY (GstarCAD 2026)](../../2026/Commands/NCOPY.md) - [REFCLOSE (GstarCAD 2026)](../../2026/Commands/REFCLOSE.md) - [REFEDIT (GstarCAD 2026)](../../2026/Commands/REFEDIT.md) - [REFSET (GstarCAD 2026)](../../2026/Commands/REFSET.md) - [XOPEN (GstarCAD 2026)](../../2026/Commands/XOPEN.md) **System Variables：** - [BINDTYPE (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/BINDTYPE.md) - [REFEDITNAME (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/REFEDITNAME.md) - [XEDIT (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/XEDIT.md) - [XFADECTL (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/XFADECTL.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/Commands%20about%20Editing%20External%20References.html) · © Gstarsoft Co., Ltd.