Simplified hypotheses on mechanical properties equally applicable to sands and clays = Hypothèses simplifiées sur les propriétés mécaniques applicables également aux sables et aux argilesBIAREZ, J; HICHER, P.Y.International workshop on constitutive equations for granular non-cohesive soils. 1989, pp 19-30Conference Paper

An introduction to the study of the relation between the mechanics of discontinuous granular media and the rheological behaviours of continuous equivalent media. Application to compaction = Introdiction à l'étude de la relation entre la mécanique des milieux granulaires discontinus et les caractéristiques rhéologiques des milieux continus équivalents. Application au compactageBIAREZ, J; HICHER, P.Y.International conference on micromechanics of granular media. 1989, pp 1-13Conference Paper

Microstructural analysis of strain localisation in clayHICHER, P.Y; WAHYUDI, H; TESSIER, D et al.Computers and geotechnics. 1994, Vol 16, Num 3, pp 205-222, issn 0266-352XArticle

Correlations for granular media, classification logic and connections between classes = Corrélations pour les matières granulaires, logique de la classification et connections entre les classesBIAREZ, J; FAVRE, J.L; HICHER, P.Y et al.International conference on micromechanics of granular media. 1989, pp 201-209Conference Paper

Cyclic properties of soils within a large range of strain amplitude = Propriétés cycliques des sols à l'intérieur d'une gamme étendue d'amplitude de déformationHICHER, P.Y; EL HOSRI, M.S; HOMSI, M et al.International conference on soil dynamics and earthquake engineering. 3. 1987, pp 365-378Conference Paper