In 2007 , OCLC acquired the remaining shares of OCLC PICA to become the sole shareholder of OCLC PICA .
In 2005 OCLC PICA acquired Sisis Information Systems of Germany and the Fretwell - Downing Informatics Group ( developer of the VDX interlibrary loan software ) of the UK .
In 2007 , OCLC PICA acquired the remaining shares of OCLC PICA to become the sole shareholder of OCLC PICA .
In 2005 OCLC PICA acquired Sisis Information Systems of Germany and the Fretwell - Downing Informatics Group ( developer of the VDX interlibrary loan software ) of the UK .