# Commands about Editing External References [GstarCAD 2027](Help%20System/GSTARCAD/2027/Index.md) → [Commands](Help%20System/GSTARCAD/2027/Commands/(Commands).md) → [Command Groups](Help%20System/GSTARCAD/2027/Commands/00%20Command%20Groups/(Command%20Groups).md) **Commands：** - [EXTERNALREFERENCES (GstarCAD 2026)](../../../2026/Commands/E/EXTERNALREFERENCES.md) - [NCOPY (GstarCAD 2026)](../../../2026/Commands/N/NCOPY.md) - [REFCLOSE (GstarCAD 2026)](../../../2026/Commands/R/REFCLOSE.md) - [REFEDIT (GstarCAD 2026)](../../../2026/Commands/R/REFEDIT.md) - [REFSET (GstarCAD 2026)](../../../2026/Commands/R/REFSET.md) - [XOPEN (GstarCAD 2026)](../../../2026/Commands/X/XOPEN.md) **System Variables：** - [BINDTYPE (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/B/BINDTYPE.md) - [REFEDITNAME (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/R/REFEDITNAME.md) - [XEDIT (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/X/XEDIT.md) - [XFADECTL (GstarCAD 2026)](Help%20System/GSTARCAD/2026/System%20Variables/X/XFADECTL.md) --- [Original help](https://www.gstarcad.net/help/GstarCAD_2027_en-US/detail/commandReferences/Commands%20about%20Editing%20External%20References.html) · © Gstarsoft Co., Ltd.