diff --git a/doc/handbook/tutorial-coupled.tex b/doc/handbook/tutorial-coupled.tex
index 59230d22ab2691a14017524f4aea025c60731e55..944c96db84eca668b72a7ccf685c0f9f3147bca8 100644
--- a/doc/handbook/tutorial-coupled.tex
+++ b/doc/handbook/tutorial-coupled.tex
@@ -99,7 +99,7 @@ This means that at least the necessary parameters are listed here.
 For more information about the input file please refer to section \ref{sec:inputFiles}.
 
 
-\subsection{The Problem Class}
+\subsection{The Problem Class}\label{tutorial-coupled:problem}
 
 When solving a problem using \Dumux, the most important file is the
 so-called \textit{problem file} as shown in
@@ -142,7 +142,7 @@ non-wetting phase on line \ref{tutorial-coupled:nonwettingPhase}. The
 last property, which is set in line \ref{tutorial-coupled:gravity},
 tells the model not to use gravity.
 
-Parameters which are specific to a physical set-up to be simulated,
+\label{tutorial-coupled:boundaryStart}Parameters which are specific to a physical set-up to be simulated,
 such as boundary and initial conditions, source terms or temperature
 within the domain, and which are required to solve the differential
 equations of the models are specified via a \textit{problem} class. If
@@ -191,7 +191,7 @@ coordinates. The left boundary is hence not detected by checking, if the
 first coordinate of the global position is equal to zero, but by testing whether it is
 smaller than a very small value \texttt{eps\_}.
 
-Methods which make statements about boundary segments of the grid
+Methods for box models which make statements about boundary segments of the grid
 (such as \texttt{neumann()}) are called with six arguments:
 \begin{description}
 \item[values:] A vector \texttt{neumann()}, in which the mass fluxes per area unit
diff --git a/doc/handbook/tutorial-decoupled.tex b/doc/handbook/tutorial-decoupled.tex
index 74a6768460df4f3444bf2b861b42335fe6f7e1ba..71c91c8af92aebef75ef733c6f6238f8f51cb1dd 100644
--- a/doc/handbook/tutorial-decoupled.tex
+++ b/doc/handbook/tutorial-decoupled.tex
@@ -141,7 +141,7 @@ As its property, the problem class itself is also derived from a parent,
 which is not needed in this tutorial.
 
 Beside the definition of the boundary and initial conditions (discussed in 
-subsection \label{decoupled-problem:boundary}), the problem class also contains
+subsection \ref{tutorial-coupled:problem} from 4$^th$ paragraph on page \pageref{tutorial-coupled:boundaryStart}), the problem class also contains
 general information about the current simulation. First, the name used by
 the \texttt{VTK-writer} to generate output is defined in the method of line
 \ref{tutorial-decoupled:name}, and line \ref{tutorial-decoupled:restart} indicates