Solovay, R. M.; Tennenbaum, S. Iterated Cohen extensions and Souslin's problem. Annals of Mathematics. Second Series. 1971, 94 (2): 201–245. JSTOR 1970860. doi:10.2307/1970860.
Solovay, R. M.; Tennenbaum, S. Iterated Cohen extensions and Souslin's problem. Annals of Mathematics. Second Series. 1971, 94 (2): 201–245. JSTOR 1970860. doi:10.2307/1970860.