diff --git a/literatur.bib b/literatur.bib
index 95a011e..7d435ec 100644
--- a/literatur.bib
+++ b/literatur.bib
@@ -12240,6 +12240,12 @@ @InProceedings{levina-et-al-icaps2024wsprl
   crossref =     "icaps2024wsprl"
 }
 
+@InProceedings{levina-et-al-icaps2026wsprl,
+  author =       "Kristina Levina and Nikolaos Pappas and Athanasios Karapantelakis and Aneta Vulgarakis Feljan and Jendrik Seipp",
+  title =        "Reinforcement Learning for Long-Horizon Unordered Tasks: From {Boolean} to Coupled Reward Machines",
+  crossref =     "icaps2026wsprl"
+}
+
 @InCollection{levy-heurprog1989,
   author =       "David N. L. Levy",
   title =        "The Million Pound Bridge Program",