+Rogers, J. M.+ Ibsen and his ism. Lippinc. 79:491-501. 1907.

+Rose. H.+ Henrik Ibsen, poet, mystic and moralist. N.Y. 1913. 154p.

----Ibsen as a religious teacher. Contemp. 93:692-708. 1908.

+Ruggieri, Cristofero.+ Enrico Ibsen e gli Spettri. Palermo. 1897. 19p.

+Ruhe, Algot.+ Le jubilé d'Ibsen en Scandinave. Revue d'Art Dramatique
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+Russell, Sir E. R. and Standing, P. C.+ Ibsen on his merits. London.
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----Ibsen, a lecture at University college. Liverpool. 1894.

+Ruud, M. B.+ Story of the publication of Ibsen's Brand. Scandinavian
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+Saintsbury, G. H.+ Literary prophets of the later 19th century. Indep.
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+Sarcey, F.+ Henrik Ibsen. Cosmopolis 2:738-52. 1896.

+Sarolea, Charles.+ Henrik Ibsen. Étude sur sa vie et son oeuvre. Paris.
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+Scalinger, G. M.+ Ibsen: studio critico. Napoli. 1895. 107p.

+Schack, A.+ En efterskrift om Henrik Ibsen digtning. Kjøbenhavn. 1897.