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== Activity Diagrams**

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[https://develop.finki.ukim.mk/projects/sisng/wiki/VirtualLibrary/Diagrams/Activity/Login Login][[BR]]

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[https://develop.finki.ukim.mk/projects/sisng/wiki/VirtualLibrary/Diagrams/Activity/Lecture Attach Lecture][[BR]]

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[https://develop.finki.ukim.mk/projects/sisng/wiki/VirtualLibrary/Diagrams/Activity/Extra Attach extra material][[BR]]

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[https://develop.finki.ukim.mk/projects/sisng/wiki/VirtualLibrary/Diagrams/Activity/Downloading Downloading material][[BR]]

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[https://develop.finki.ukim.mk/projects/sisng/wiki/VirtualLibrary/Diagrams/Activity/Grading Grading materials][[BR]]

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[https://develop.finki.ukim.mk/projects/sisng/wiki/VirtualLibrary/Diagrams/Activity/Rent Rent book][[BR]]