Im Buchh. ebd.Berlin, Phil. Diss. v. 28. Juni 1913, Ref. Beckmann, Gabriel.Mode of access: Internet
Leipzig, Phil. Diss. v. 15. Aug. 1908, Ref. Beckmann, Hantzsch.Mode of access: Internet
Leipzig, Phil. Diss. v. 9. Febr. 1914, Ref. Hantzsch, Paal.Mode of access: Internet
Berlin, Phil. Diss. v. 13. Aug. 1912, Ref. Gabriel, Nernst.Mode of access: Internet
Berlin, Phil. Diss. v. 12. Aug. 1911, Ref. Gabriel, Nernst.Mode of access: Internet
Leipzig, Phil. Diss. v. 23. April 1910, Ref. Hantzsch, Beckmann.Mode of access: Internet
Berlin, Phil. Diss. v. 25. Febr. 1911, Ref. Gabriel, Nernst.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelms-Universitat zu Berlin, 1900.Mode of access: Internet
Berlin, Phil. Fak., Ref. Gabriel, Diss. v. 29. Febr. 1908.Mode of access: Internet
Berlin, Phil. Diss. v. 9. April 1913, Ref. Beckmann, Gabriel.Mode of access: Internet
Leipzig, Phil. Diss. v. 15. April 1909, Ref. Hantzsch, Beckmann.Mode of access: Internet
Im Buchh. ebd.Berlin, Phil. Diss. v. 5. Dez. 1912, Ref. E. Fischer, Nernst.Mode of access: Internet
Leipzig, Phil. Diss. v. 4. März 1911, Ref. Beckmann, Hantzsch.Mode of access: Internet
Rostock, Phil. Fak., Ref. Michaelis, Diss. v. 10. März 1905.Mode of access: Internet
Königsberg, Phil. Fak., Ref. Albert, Diss. v. 8. Nov. 1904.Mode of access: Internet
Thesis (doctoral)--Herzoglich Technische Hochschule Carolo-Wilhelmina Braunschweig.Mode of access: I...
Leipzig, Phil. Diss. v. 15. Aug. 1908, Ref. Beckmann, Hantzsch.Mode of access: Internet
Leipzig, Phil. Diss. v. 9. Febr. 1914, Ref. Hantzsch, Paal.Mode of access: Internet
Berlin, Phil. Diss. v. 13. Aug. 1912, Ref. Gabriel, Nernst.Mode of access: Internet
Berlin, Phil. Diss. v. 12. Aug. 1911, Ref. Gabriel, Nernst.Mode of access: Internet
Leipzig, Phil. Diss. v. 23. April 1910, Ref. Hantzsch, Beckmann.Mode of access: Internet
Berlin, Phil. Diss. v. 25. Febr. 1911, Ref. Gabriel, Nernst.Mode of access: Internet
Thesis (doctoral)--Friedrich-Wilhelms-Universitat zu Berlin, 1900.Mode of access: Internet
Berlin, Phil. Fak., Ref. Gabriel, Diss. v. 29. Febr. 1908.Mode of access: Internet
Berlin, Phil. Diss. v. 9. April 1913, Ref. Beckmann, Gabriel.Mode of access: Internet
Leipzig, Phil. Diss. v. 15. April 1909, Ref. Hantzsch, Beckmann.Mode of access: Internet
Im Buchh. ebd.Berlin, Phil. Diss. v. 5. Dez. 1912, Ref. E. Fischer, Nernst.Mode of access: Internet
Leipzig, Phil. Diss. v. 4. März 1911, Ref. Beckmann, Hantzsch.Mode of access: Internet
Rostock, Phil. Fak., Ref. Michaelis, Diss. v. 10. März 1905.Mode of access: Internet
Königsberg, Phil. Fak., Ref. Albert, Diss. v. 8. Nov. 1904.Mode of access: Internet
Thesis (doctoral)--Herzoglich Technische Hochschule Carolo-Wilhelmina Braunschweig.Mode of access: I...
Leipzig, Phil. Diss. v. 15. Aug. 1908, Ref. Beckmann, Hantzsch.Mode of access: Internet
Leipzig, Phil. Diss. v. 9. Febr. 1914, Ref. Hantzsch, Paal.Mode of access: Internet
Berlin, Phil. Diss. v. 13. Aug. 1912, Ref. Gabriel, Nernst.Mode of access: Internet