D.U. Researchers can use the link below to access the research map
DU ArcGIS Online login page: https://dugis.maps.arcgis.com/
D.U. Researchers may want to visit the counterpart to the Mapping Amache site. There is a separate site to help you make use of the ArcGIS Online map(s) made for the D.U. Researchers. There are various buttons and widgets which need explaining.
https://diggingamache.wordpress.com/
Mapping Amache 