Orbital_structures Megastructure

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^ o neill, gerard k. (1977). high frontier: human colonies in space. william morrow , company. isbn 0-688-03133-1. 
^ mckendree, thomas lawrence (november 9–11, 1995). implications of molecular nanotechnology technical performance parameters on defined space system architectures. fourth foresight conference on molecular nanotechnology. palo alto, california. 
^ cole, dandridge m.; cox, donald w. (1964). islands in space: challenge of planetoids. philadelphia: chilton book co. asin b0007dzsr0. 
^ niven, larry (1974). bigger worlds . hole in space. new york: ballantine books. pp. 111–126. asin b002b1ms6u. 






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