@MISC{ann1,
  AUTHOR    = {Last1, First1 and Last2, First2 and Last3, First3},
  AUTHOR-an = {1:family=student;2=corresponding},
  TITLE     = {The Title},
  TITLE-an  = {=one, two},
  LANGUAGE  = {english and french},
  LANGUAGE-an  = {1=ann1; 2=ann2, ann3; =ann4}
}
