1. Neumann, A.W. and Sell, P.J. "The Formation of Liquid Lamellae in Liquids", Z. physik. Chem. 213, pp. 370-374, 1960.

2. Wolf, K.L. and Neumann, A.W. "Morphology of Liquid Surfaces", Third International Congress of Surface Activity B, p. 1, Cologne, 1960.

3. Bischoff, E., Neumann, A.W. and Wolf, K.L. "Soiling and Cleaning of Painted Surfaces", Glasers Annalen 85, p. 124, 1961.

4. Wolf, K.L. and Neumann, A.W. "Surface Activity and Two Component Adsorption", Z. physik. Chem. 219, p. 60, 1962.

5. Neumann, A.W. and Baschant, E. "Surface Activity, Adsorption and Clustering", Z. physik. Chem. 219, p. 85, 1962.

6. Neumann, A.W. "Soiling of Polymeric Surfaces", Glasers Annalen 86, pp. 127-130, 1962

7. Neumann, A.W. "Wetting, Soiling and Cleaning of Polymeric Surfaces", Glasers Annalen 88, pp. 9-15, 1964.

8. Neumann, A.W. and Sell, P.J. "Limiting Contact Angles and Work of Adhesion", Z. physik. Chem. Neue Folge 41, pp. 183-190, 1964.

9. Sell, P.J. and Neumann, A.W. "Estimation of Surface and Interfacial Tensions of Solids", Z. physik. Chem. Neue Folge 41, pp. 191-196, 1964.

10. Neumann, A.W. and Steudel, T. "Sedimentation of Glass Powders in Liquids", Glastechnische Berichte 37, pp. 246-252, 1964.

11. Neumann, A.W. "Methods for Measuring Surface Energetics. Part I: Contact Angles", Z. physik. Chem. Neue Folge 41, pp. 339-352, 1964.

12. Neumann, A.W. "Methods for Measuring Surface Energetics. Part II: Interfacial Tension and Contact Angle", Z. physik. Chem. Neue Folge 43, pp. 71-83, 1964.

13. Neumann, A.W. and Sell, P.J. "Relations Between Surface Energetics", Z. physik. Chem. 227, pp. 187-194, 1964.

14. Neumann, A.W. "The Temperature Dependence of Surface Energetics", Fourth International Congress of Surface Activity 2, pp. 335-341, Bruxelles, 1964.

15. Neumann, A.W. "The Breaking of the Mercury Column in Medical Thermometers", GIT 8, pp. 333-336, 1964.

16. Driedger, O. and Neumann, A.W. "Surface Activity on Solid Surfaces", Tenside 1, p. 3, 1964.

17. Driedger, O., Neumann, A.W. and Sell, P.J. "An Equation of State Approach for Surface Free Energies", Kolloid-Z. u. Z. Polym. 201, pp. 52-57, 1965.

18. Wolf, K.L., Driedger, O., Neumann, A.W. and Sell, P.J. "Adhesion, Contact Angles and Interfacial Tension", DECHEMA Monographien 51, pp. 31-44, 1965.

19. Neumann, A.W. "Temperature Dependence of Surface Energetics II", Kolloid-Z. u. Z. Polym. 202, pp. 56-57, 1965.

20. Sell, P.J. and Neumann, A.W. "The Surface Tension of Solids", Angew. Chem. International Edition 5, pp. 299-307, 1965.

21. Driedger, O., Neumann, A.W. and Sell, P.J. "An Equation of State for Surface Free Energies II", Kolloid-Z. u. Z. Polym. 204, pp. 101-105, 1965.

22. Neumann, A.W. and Sell, P.J. "Comments on the Determination of Surface Tensions of Solids from Contact Angles", Z. physik. Chem. Neue Folge 44, pp. 369-371, 1965.

23. Sell, P.J. and Neumann, A.W. "Determination of Solid Surface Tensions from Contact Angles", Z. physik. Chem. Neue Folge 47, pp. 20-23, 1965.

24. Driedger, O. and Neumann, A.W. "Energetics of Liquid Displacement", Tenside 2, pp. 325-331, 1965.

25. Sell, P.J. and Neumann, A.W. "The Surface Tension of Solids", Angew. Chem. 78, pp. 321-331, 1966.

26. Neumann, A.W. "Temperature Dependence of Surface Energetics. III. Heats of Wetting from Contact Angles", Abhandlungen der Deutschen Akademie der Wissenschaften zu Berlin 6b, pp. 811-813, Berlin, 1966.

27. Neumann, A.W. and Steudel, T. "Surface Activity at the Interface Between Mercury and Organic Liquids", Abhandlungen der Deutschen Akademie der Wissenschaften zu Berlin 6b, p. 861, Berlin, 1966.

28. Neumann, A.W. "Elements of a Classification of the Shapes of Liquid Surfaces", Forschungen and Fortschritte 40, pp. 229-234, 1966.

29. Neumann, A.W. and Tanner, W. "Continuous Measurement of the Time Dependence of the Surface Tension of Surfactant Solutions", Tenside 4, pp. 220-225, 1967.

30. Hellwig, G.E.H. and Neumann, A.W. "Contact Angles and Wetting Energies Pertinent to Pigment Behaviour", Farbe und Lack 73, pp. 823-829, 1967.

31. Neumann, A.W. and Sell, P.J. "Estimation of Surface Tensions of Polymers from Contact Angle Data Without Neglecting the Equilibrium Spreading Pressure", Kunststoffe 57, pp. 829-834, 1967.

32. Sell, P.J. and Neumann, A.W. "The Temperature Dependence of the Surface Tension of Cholesteryl Stearate", Kolloid-Z. u. Z. Polym. 222, pp. 160-161, 1968.

33. Neumann, A.W. "Effect of Surface Tension on Adhesion of Powders to Solids", Staub-Reinhalt. Luft 28, pp. 452-456, 1968.

34. Neumann, A.W. and Tanner, W. "Continuous Measurement of the Time Dependence of Contact Angles Between Individual Fibres and Surfactant Solutions", Fifth International Congress of Surface Activity b, p. 727, Barcelona, 1968.

35. Hellwig, G.E.H. and Neumann, A.W. "Temperature Dependence of Contact Angles of the System n-Hexatriacontane/Water", Fifth International Congress of Surface Activity b, p. 687, Barcelona, 1968.

36. Neumann, A.W. and Sell, P.J. "The Temperature Dependence of the Surface Tension of p,p'-Azoxyanisol", Fifth International Congress of Surface Activity b, p. 125, Barcelona, 1968.

37. Hellwig, G.E.H. and Neumann, A.W. "Temperature Dependence of Contact Angles of the System Water/Cholesteryl Acetate", Kolloid-Z. u. Z. Polym. 229, pp. 40-46, 1969.

38. Kloubek, J. and Neumann, A.W. "Continuous Measurement of the Time Dependence of the Surface Tension of Surfactant Solutions. II. Aqueous Solutions of Sodium Lauryl Sulfate", Tenside 6, pp. 4-10, 1969.

39. Neumann, A.W. "Adhesive Strength at Interfaces", Werkstoffe und Korrosion 20, pp. 19-22, 1969.

40. Sell, P.J. and Neumann, A.W. "Surface and Bulk Properties of Cholesteryl Esters of Fatty Acids. I. Differential Thermal Analysis and Polarization Microscopy", Z. physik. Chem. Neue Folge 65, pp. 13-18, 1969.

41. Neumann, A.W. and Sell, P.J. "Surface and Bulk Properties of Cholesteryl Esters of Fatty Acids. II. Temperature Dependence of Surface Tensions", Z. physik. Chem. Neue Folge 65, pp. 19-25, 1969.

42. Funke, W., Hellwig, G.E.H. and Neumann, A.W. "Determination of the Glass Transition Temperature of Polymers from the Temperature Dependence of Contact Angles", Angew. Makromol. Chem. 8, pp. 185-193, 1969.

43. Weber, E. and Neumann, A.W. "Kinetics of Wetting of Powders", Giesserei 56, pp. 628-632, 1969.

44. Neumann, A.W. and Renzow, D. "The Temperature Dependence of Contact Angles. Siliconed Glass Against Various Liquids", Z. physik. Chem. Neue Folge 68, pp. 11-18, 1969.