bibcodeUrl( bibcode )If the supplied string appears to be a bibcode,
it just prepends the string
"https://ui.adsabs.harvard.edu/abs/"
and performs any character escaping that is required.
bibcode (String)bibcodeUrl("2018A&A...616A...2L") =
"https://ui.adsabs.harvard.edu/abs/2018A%26A...616A...2L"String bibcodeUrl(String)