\documentclass[../main/SI3_manual]{subfiles}

\begin{document}

% ================================================================
% Chapter 8 Ñ Interfaces
% ================================================================

\chapter{Ice-atmosphere and ice-ocean interfaces}
\label{chap:INT}
\minitoc

\newpage
$\ $\newline    % force a new line

In this chapter, we give information on the representation of interfaces.

\section{Ice-ocean interface}

\section{Ice-atmosphere interface}

Drags?

Blowing snow parameter

Flux redistributor

Jules coupling

\end{document}