Zhang, X., Zheng, H., Ed., Gandhi, R., Ed., Ali, Z., and P. Brzozowski, "RSVP-TE Signaling Procedure for End-to-End GMPLS Restoration and Resource Sharing", RFC 8131, DOI 10.17487/RFC8131, March 2017, <https://www.rfc-editor.org/info/rfc8131>.