diff --git a/specs/l3d/01-l3d.inc.md b/specs/l3d/01-l3d.inc.md
index 4220e02..545b380 100644
--- a/specs/l3d/01-l3d.inc.md
+++ b/specs/l3d/01-l3d.inc.md
@@ -10,6 +10,13 @@ In 2017, [[DVB]](https://www.dvb.org) and [[DASH-IF]](https://www.dashif.org) st
 Low-Latency DASH-based services. Initially, a joint group was formed that developed a report that was issued 
 by DVB/DASH-IF as _DASH-IF/DVB Report on Low-Latency Live Service with DASH_ [[!LL-REPORT]].
 
+Based on this report, the DASH-IF Low-Latency extensions [[!IOP5-PART4-LL]] were developed and published, together with
+test streams and dash.js implementation. 
+
+ISSUE: Add the references to dash.js
+
+ISSUE: provide a summary of what could be achieved
+
 * Reviewing the Report - what has changed
     * Do have new requirements in terms of latency < 3 seconds?
         * There are new requirements that sports events may needed less than 3 seconds, but not that hard