Wondering about an open-closed correspondence

          @misc{ scivideos_SAIFR:2237,
            doi = {},
            url = {https://youtu.be/Ae2ZsK0D5TA?t=1607},
            author = {},
            keywords = {ICTP-SAIFR, IFT, UNESP},
            language = {en},
            title = {Wondering about an open-closed correspondence},
            publisher = { ICTP South American Institute for Fundamental Research},
            year = {2020},
            month = {jun},
            note = {SAIFR:2237 see, \url{https://scivideos.org/index.php/ictp-saifr/2237}}
          }