Statistical estimation in factor analysis; a new technique and its foundation, by K.G. Jöreskog. Jöreskog, K. G. Factor analysis. QA276 .J5 311 JOS Thesis statement on added t.p. inserted. Inaug.-Diss.-Uppsala. Bibliography: p. 140-145. Stockholm, Almqvist & Wiksell [1963] [1963] 1963 Text 145 p. eng