How to Convert AutoCAD Drawing Units from One to Another - scale all objects, insert drawing as block or reference, set source drawing unit, create new drawing, Edwin Prakoso, CAD Notes, Nov 15, 2010

ANNOAUTOSCALE - Beware - AutoCAD setting, scales get added automatically to annotative objects, works within XREF files, Matt Kolberg, civil3d.com, Aug 30, 2010

AutoCAD Accuracy Issue: How Do You Deal With It? - 5000 mm length line at 5 degree angle reveals a different length, Edwin Prakoso, CAD Notes, July 26, 2010

How Can We Convert Units in AutoCAD? - using SCALE command, changing mm unit assumption to cm, Orhan Toker, Daily AutoCAD, Jun 21, 2010

Understanding Scale Concept and Units in AutoCAD - AutoCAD Modelspace, on AutoCAD 1cm unit looks like 1mm, Orhan Toker, Daily AutoCAD, May 4, 2010

Understanding and Mastering Metric and Imperial Systems in AutoCAD - general overview of imperial, metric systems, important AutoCAD settings, block libraries with synergy, Cord Struckmann, Autodesk University 2008

Precisely Scale an Object When You Know Before and After Dimensions - scaling circle with known radius in AutoCAD, Ellen Finkelstein.com, Jun 20, 2009

Getting the Right LTSCALE - using PSLTSCALE, LTSCALE in AutoCAD with viewports, model space, check plotting, Mark Flayler, IMAGINiT Technologies, Jan 14, 2009

Scaling in AutoCAD Drawings and Layouts - understanding plot scale relationships, selecting correct text height values, changing hatch properties, more, Gunay Ozmen, Daily AutoCAD, Dec 22, 2007

Units and Scales - scales and units you should use, AutoCAD On-line Tutor