@journal {10.3262/ZTA199102, title = "ZTA Archiv 2/91 ", journal = "ZTA Zeitschrift für Transaktionsanalyse (Archiv)", ISSN = "1869-7712 (Ar", year = "1991", number = "2", doi = "10.3262/ZTA199102", url = "https://content-select.com/index.php?id=bib_view&doi=10.3262%2FZTA199102", publisher = "ZTA Archiv", language = "", }