https://catalogobiblioteca.ingemmet.gob.pe/cgi-bin/koha/opac-search.pl?q=ccl=an%3A30786%20and%20su-geo%3APALCACOCHA%2C%20LAGUNA%20and%20su-to%3AESTABILIDAD%20DE%20TALUDES&format=rss2 Search results for 'an:30786 and su-geo:PALCACOCHA, LAGUNA and su-to:ESTABILIDAD DE TALUDES' at Biblioteca - Ingemmet 0 20