Subharmonic functions and surfaces of negative curvature

[1] The area and boundary of minimal surfaces. [J]. ANNALS OF MATHEMATICS, 1932, 33 : 658 - 664

[2] On the isoperimetric property of the circle on the surface of the sphere and in the plane. [J]. MATHEMATISCHE ANNALEN, 1905, 60 : 117 - 136

[3] BIEBERBACH L, 1914, PALERNO REND, V38, P98

[4] BIEBERBACH L, 1924, KONFORME KREISABBILD, P181

[5] BLASCHKE W, 1930, DIFFERENTIALGEOMETRI, P93

[6] BRAY HE, 1923, B AM MATH SOC, V29, P264

[7] On theory of minimal areas. [J]. MATHEMATISCHE ZEITSCHRIFT, 1921, 9 : 154 - 159

[8] EISENHAIT LP, 1909, DIFFERENTIAL GEOMETR, P209

[9] FORSYTH AR, 1912, DIFFERENTIAL GEOMETR, P84

[10] LEVI E, 1909, ATTI REALE ACCADEMIA, V18, P10

[1] The area and boundary of minimal surfaces. [J]. ANNALS OF MATHEMATICS, 1932, 33 : 658 - 664

[2] On the isoperimetric property of the circle on the surface of the sphere and in the plane. [J]. MATHEMATISCHE ANNALEN, 1905, 60 : 117 - 136

[3] BIEBERBACH L, 1914, PALERNO REND, V38, P98

[4] BIEBERBACH L, 1924, KONFORME KREISABBILD, P181

[5] BLASCHKE W, 1930, DIFFERENTIALGEOMETRI, P93

[6] BRAY HE, 1923, B AM MATH SOC, V29, P264

[7] On theory of minimal areas. [J]. MATHEMATISCHE ZEITSCHRIFT, 1921, 9 : 154 - 159

[8] EISENHAIT LP, 1909, DIFFERENTIAL GEOMETR, P209

[9] FORSYTH AR, 1912, DIFFERENTIAL GEOMETR, P84

[10] LEVI E, 1909, ATTI REALE ACCADEMIA, V18, P10