<nowiki>Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; Klaus Peter Nickel; investigador; জার্মান গবেষক; изилдөөчү; ikertzailea; autor polacu; investigador; norwegischer Autor; investigador; researcher; հետազոտող; 研究者; Germany karimba ŋun nyɛ doo; taighdeoir; 研究者; chercheur; forskare; эрдэмтэн; researcher; mannlig forfatter (1938–2024); Noors auteur; ricercatore; वैज्ञानिक; дослідник; 연구원; investigador; researcher; researcher; outor noruega; Klaus-Peter Nickel</nowiki>