@article{oai:ynu.repo.nii.ac.jp:00006583, author = {Shukla, Anjali}, journal = {Yokohama Mathematical Journal = 横濱市立大學紀要. D部門, 数学}, month = {}, note = {application/pdf, In this paper, I have studied almost contact 3-structures and almost Quaternion structures in a differentiable manifold and generalised them to an almost f-3-structure.}, pages = {1--11}, title = {ALMOST f-3-STRUCTURE}, volume = {24}, year = {1976} }