ON ANALYTIC SURFACES WITH DOUBLE POINTS

[1] Ehresmann C., 1950, C TOPOLOGIE BRUXELLE, P29

[2] HUDSON RWH, 1905, KUMMERS QUARTIC SURF

[3] ON DEFORMATIONS OF COMPLEX ANALYTIC STRUCTURES .1. [J]. ANNALS OF MATHEMATICS, 1958, 67 (02) : 328 - 401

[4] Spanier E., 1956, P AM MATH SOC, V7, P155

[1] Ehresmann C., 1950, C TOPOLOGIE BRUXELLE, P29

[2] HUDSON RWH, 1905, KUMMERS QUARTIC SURF

[3] ON DEFORMATIONS OF COMPLEX ANALYTIC STRUCTURES .1. [J]. ANNALS OF MATHEMATICS, 1958, 67 (02) : 328 - 401

[4] Spanier E., 1956, P AM MATH SOC, V7, P155