Apostolov, Vestislav, Drăghici, Tedi, Kotschick, Dieter. (1999). An integrability theorem for almost Kähler 4-manifolds
.
329(5), 413-418. 10.1016/s0764-4442(00)88616-4
Apostolov, Vestislav, Drăghici, Tedi, Kotschick, Dieter. (1999). An integrability theorem for almost Kähler 4-manifolds
. 329(5), 413-418. 10.1016/s0764-4442(00)88616-4