(en) George L. Kelling et William J. Bratton, « Declining crime rates: insiders' view of the New York City story », The Journal of Criminal Law and Criminology (1973-), Northwestern University, vol. 88, no 4, , p. 1217-1220 (DOI10.2307/1144255, JSTOR1144255)
(en) George L. Kelling et William J. Bratton, « Declining crime rates: insiders' view of the New York City story », The Journal of Criminal Law and Criminology (1973-), Northwestern University, vol. 88, no 4, , p. 1217-1220 (DOI10.2307/1144255, JSTOR1144255)
(en) Loopy-Loop at South Ferry, www.nyskies.org, Consulté le 23 mai 2013. Citation utilisée: The diversion from Rector St is a grade crossing, indicated by the 'x' where tracks cross like those of trolley cars on the street. Such crossings are rare in the New York subway, which employs flying junctions to what many visitors consider an extravagant degree
(en) David W. Dunlap, « After an Earlier Delay, the Fulton Street Transit Center Finally Rises », The New York Times, (lire en ligne, consulté le )
(en) David W. Dunlap, « New Subway Grates Add Aesthetics to Flood Protection », The New York Times, (lire en ligne, consulté le )
openlibrary.org
(en)
, Regional Plan Association (New York) « Downtown Safety Security and Economic Development (Paperback) » () (lire en ligne, consulté le ) — « (ibid.) », dans Downtown Safety Security and Economic Development, New York, NY, USA, Downtown Research & Development, p. 148
