↑ Jarník, V. (1930), "O jistém problému minimálním" [About a certain minimal problem], Práce Moravské Přírodovědecké Společnosti (in Czech), 6 (4): 57–63, hdl:10338.dmlcz/500726. ↑ Prim, R. C. (November 1957), "Shortest connection networks And some generalizations", Bell System Technical Journal, 36 (6): 1389–1401, Bibcode:1957BSTJ...36.1389P, doi:10.1002/j.1538-7305.1957.tb01515.x. ↑ Dijkstra, E. W. (December 1959), "A note on two problems in connexion with graphs" (PDF), Numerische Mathematik, 1 (1): 269–271, CiteSeerX 10.1.1.165.7577, doi:10.1007/BF01386390, S2CID 123284777. ↑ Sedgewick, Robert; Wayne, Kevin Daniel (2011), Algorithms (4th ed.), Addison-Wesley, p. 628, ISBN 978-0-321-57351-3. ↑ Rosen, Kenneth (2011), Discrete Mathematics and Its Applications (7th ed.), McGraw-Hill Science, p. 798.