Here are some of his most notable works:
* "L'Homme et la Terre" (1960): This is a significant work that examines the interactions between humans and the environment.
* "Le Monde en cartes: Géographie et représentation" (1976): This book focuses on the role of maps in understanding the world.
* "Géographies du terroir" (1985): He explored the concept of "terroir," the unique characteristics of a place that influence its products and culture.
* "La Géographie: une science humaine" (1990): This book delves into the philosophical foundations of geography as a discipline.
Guilcher also authored numerous articles and essays on various topics related to geography, including:
* Coastal geomorphology: He studied the dynamics of coastal areas.
* Regional development: He analyzed the factors influencing the growth and transformation of regions.
* Landscape perception: He explored how individuals perceive and understand landscapes.
He was a key figure in developing the field of cultural geography and his work continues to influence scholars and researchers today.