diff --git a/doc/manual/source/the-model-file.rst b/doc/manual/source/the-model-file.rst
index 12f6c0c97..bcaa9dc48 100644
--- a/doc/manual/source/the-model-file.rst
+++ b/doc/manual/source/the-model-file.rst
@@ -3850,9 +3850,9 @@ speed-up on large models.
     .. option:: lmmcp
 
        Solves the perfect foresight model with a Levenberg-Marquardt
-       mixed complementarity problem (LMMCP) solver (*Kanzow and Petra
-       (2004)*), which allows to consider inequality constraints on
-       the endogenous variables (such as a ZLB on the nominal interest
+       mixed complementarity problem (LMMCP) solver (*Kanzow and Petra,
+       2004*), which allows to consider inequality constraints on
+       the endogenous variables (such as a zero lower bound, henceforth ZLB, on the nominal interest
        rate or a model with irreversible investment). This option is
        equivalent to ``stack_solve_algo=7`` **and**
        ``solve_algo=10``. Using the LMMCP solver avoids the need for min/max