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Continue to ChatGround-state properties, vortices, and collective excitations in a two-dimensional Bose-Einstein condensate with gravitylike interatornic attraction - https://avesis.metu.edu.tr/publication/details/ac65fa6b-d0d0-4e7b-ab44-7742ffc1c952/ground-state-properties-vortices-and-collective-excitations-in-a-two-dimensional-bose-einstein-condensate-with-gravitylike-interatornic-attraction