<![CDATA[Biblioteca Univ. Surcolombiana Search for 'au:Chang, Raymond and itype:CG and su-to:Energia and su-to:Química nuclear']]> https://biblioteca.usco.edu.co//cgi-bin/koha/opac-search.pl?q=ccl=au%3AChang%2C%20Raymond%20and%20itype%3ACG%20and%20su-to%3AEnergia%20and%20su-to%3AQu%C3%83%C2%ADmica%20nuclear&format=rss2 0 20