scholarly article by E. Dudley C. Jackson published in June 1963

scientific article

scholarly article by E. Dudley C. Jackson published in June 1966

scholarly article by E. Dudley C. Jackson published in June 1966

scholarly article by E. Dudley C. Jackson published in June 1951

scientific article published on January 1965

scholarly article by E. Dudley C. Jackson published in June 1961

scholarly article by E. Dudley C. Jackson published in June 1968

scholarly article by E. Dudley C. Jackson published in June 1949

scholarly article by E . Dudley C. Jackson published in June 1956

scholarly article by Eric Fletcher published in January 1985

scholarly article by E. Dudley C. Jackson published in June 1962

scholarly article by E. Dudley C. Jackson published in June 1959

scholarly article by E. Dudley C. Jackson published in June 1965

scholarly article by E. Dudley C. Jackson published in June 1953

scientific article published in January 1980