Structural and elemental characterization of α-chitin isolated from Eupelops torulosus torulosus and Achipteria (A.) acuta (Acari, Oribatida), in related to soil geochemistry
  Contribution to the study of parasitism of the fox (Vulpes vulpes L.) by Ixodidae (Acarina) in North-Eastern France. Interpretation of the seasonal dynamics of the parasites in relation to the biology of the host