Leipzig, Phil. Diss. v. 23. Jan. 1912, Ref. Beckmann, Hantzsch.Mode of access: Internet
Strassburg, Math.-naturw. Fak., Ref. Thiele, Diss. v. 1907.Mode of access: Internet
Leipzig, Phil. Diss. v. 23. Sept. 1909, Ref. Hantzsch, Beckmann.Mode of access: Internet
Leipzig, Phil. Diss. V. 29. Aug. 1912. Ref. Hantzsch, Paal.Mode of access: Internet
Leipzig, Phil. Diss. v. 2. Mai 1913, Ref. Le Blanc, Paal.Mode of access: Internet
Leipzig, Phil. Diss. v. 25. Nov. 1911, Ref. Beckmann, Hantzsch.Mode of access: Internet
Leipzig, Phil. Fak., Ref. Le Blanc-Beckmann, Diss. v. 18. April 1908.Mode of access: Internet
Leipzig, Phil. Diss. v. 27. Febr. 1911, Ref. Hantzsch, Beckmann.Mode of access: Internet
Leipzig, Phil. Diss. v. 27 Febr. 1911, Ref. Hantzsch, Beckmann.Mode of access: Internet
Berlin, Phil. Fak., Ref. Nernst, Diss. v. 3. Febr. 1906.Mode of access: Internet
Leipzig, Phil. Diss. v. 4. Mai 1912, Ref. Le Blanc, Beckmann.Mode of access: Internet
Inaug.-diss. - Leipzig, 1913."Literaturverzeichnis": p. 46-47.Mode of access: Internet
Leipzig, Phil. Diss. v. 21. Juli 1911, Ref. Beckmann, Hantzsch.Mode of access: Internet
Strassburg, Math.-naturwiss. Fak., Ref. Thiele, Diss. v. 1906.Mode of access: Internet
Leipzig, Phil. Diss. v. 9. Mai 1912, Ref. Beckmann, Hantzsch.Mode of access: Internet
Leipzig, Phil. Diss. v. 28. Juli 1911, Ref. Hantzsch, Beckmann.Mode of access: Internet
Strassburg, Math.-naturw. Fak., Ref. Thiele, Diss. v. 1907.Mode of access: Internet
Leipzig, Phil. Diss. v. 23. Sept. 1909, Ref. Hantzsch, Beckmann.Mode of access: Internet
Leipzig, Phil. Diss. V. 29. Aug. 1912. Ref. Hantzsch, Paal.Mode of access: Internet
Leipzig, Phil. Diss. v. 2. Mai 1913, Ref. Le Blanc, Paal.Mode of access: Internet
Leipzig, Phil. Diss. v. 25. Nov. 1911, Ref. Beckmann, Hantzsch.Mode of access: Internet
Leipzig, Phil. Fak., Ref. Le Blanc-Beckmann, Diss. v. 18. April 1908.Mode of access: Internet
Leipzig, Phil. Diss. v. 27. Febr. 1911, Ref. Hantzsch, Beckmann.Mode of access: Internet
Leipzig, Phil. Diss. v. 27 Febr. 1911, Ref. Hantzsch, Beckmann.Mode of access: Internet
Berlin, Phil. Fak., Ref. Nernst, Diss. v. 3. Febr. 1906.Mode of access: Internet
Leipzig, Phil. Diss. v. 4. Mai 1912, Ref. Le Blanc, Beckmann.Mode of access: Internet
Inaug.-diss. - Leipzig, 1913."Literaturverzeichnis": p. 46-47.Mode of access: Internet
Leipzig, Phil. Diss. v. 21. Juli 1911, Ref. Beckmann, Hantzsch.Mode of access: Internet
Strassburg, Math.-naturwiss. Fak., Ref. Thiele, Diss. v. 1906.Mode of access: Internet
Leipzig, Phil. Diss. v. 9. Mai 1912, Ref. Beckmann, Hantzsch.Mode of access: Internet
Leipzig, Phil. Diss. v. 28. Juli 1911, Ref. Hantzsch, Beckmann.Mode of access: Internet
Strassburg, Math.-naturw. Fak., Ref. Thiele, Diss. v. 1907.Mode of access: Internet
Leipzig, Phil. Diss. v. 23. Sept. 1909, Ref. Hantzsch, Beckmann.Mode of access: Internet
Leipzig, Phil. Diss. V. 29. Aug. 1912. Ref. Hantzsch, Paal.Mode of access: Internet