From 090abfc12164c25626c472808122673f71a503f9 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Thu, 1 May 2025 03:09:26 +0200
Subject: add explicit copyright and licensing notes

---
 ref.bib    | 14 +++++++++++++-
 report.qmd | 10 ++++++++++
 2 files changed, 23 insertions(+), 1 deletion(-)

diff --git a/ref.bib b/ref.bib
index b8e3ac0..b2c6f11 100644
--- a/ref.bib
+++ b/ref.bib
@@ -57,7 +57,7 @@
   venue        = {Roskilde University},
 }
 
-@Unpublished{Rosendahl2025.12,
+@Misc{Rosendahl2025.12,
   author       = {Mads Rosendahl},
   date         = {2025-03-20},
   title        = {Java Database Connectivity and queries},
@@ -78,6 +78,18 @@
   venue        = {Roskilde University},
 }
 
+@Thesis{Mikkelsen2000,
+  author      = {Nicolai Bendix Mikkelsen},
+  date        = {2000-11},
+  institution = {Roskilde Universitetscenter},
+  title       = {Gaveøkonomi [Gift Economy]},
+  type        = {mathesis},
+  language    = {danish},
+  subtitle    = {et perspektiv på udveksling over nettet [a perspective on exchange over the internet]},
+  url         = {http://gift-economy.jones.dk/speciale/},
+  urldate     = {2024-04-16},
+}
+
 @Comment{jabref-meta: databaseType:biblatex;}
 
 @Comment{jabref-meta: fileDirectory-jonas-bastian:/home/jonas/Projects/RUC/LIB/CS-SMC2;}
diff --git a/report.qmd b/report.qmd
index 703c0ec..50094cc 100644
--- a/report.qmd
+++ b/report.qmd
@@ -57,6 +57,16 @@ Also included with the code projects are two projects,
 `com.example.portfolio2` and `com.example.portfolio3`,
 derived from @Rosendahl2025.12 and @Rosendahl2025.16, respectively.
 
+## Copyright and licensing
+
+To encourage collaboration and stimulate a circular gift economy
+as introduced by @Mikkelsen2000,
+this project is copyleft licensed:
+Code parts are licensed
+under the GNU Public Licence version 3 or newer,
+and non-code parts are licensed
+under the Creative Commons crediting share-alike 4.0.
+
 {{< include portfolio1.md >}}
 
 {{< include portfolio2.md >}}
-- 
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