Tadao MARUKO v. Versorgungsanstalt der deutschen Bühnen, Oral Observations of Rechtsanwalt Dr. Helmut Graupner on behalf of Mr. Maruko's co-representative ILGA-Europe, 19 June 2007 (survivor's pension for employee's registered same-sex partner)
"Equality for lesbian, gay, bisexual and transgender people in Europe"