---
res:
  bibo_authorlist:
  - foaf_Person:
      foaf_givenName: Rolf
      foaf_name: Mahnken, Rolf
      foaf_surname: Mahnken
      foaf_workInfoHomepage: http://www.librecat.org/personId=335
  bibo_doi: 10.1007/978-90-481-3447-2_6
  dct_date: 2009^xs_gYear
  dct_isPartOf:
  - http://id.crossref.org/issn/1875-3507
  dct_language: eng
  dct_title: On Crack Analysis of Functionally Graded Materials with Material Forces@
...