alphabetic list of serialssubject list of serialsserials search author indexsubject index
Library collection

Database : article
Search on : PORTILLA, J. GREGORIO [Author]
References found : 3 [refine]
Displaying: 1 .. 3   in format [ISO 690]

page 1 of 1


   1 / 3
select
to print
 Daza, J. Alejandro and Portilla, J. Gregorio Physical conditions of the coronal line region in Seyfert 2 galaxies. Rev. acad. colomb. cienc. exact. fis. nat., Sept 2021, vol.45, no.176, p.697-708. ISSN 0370-3908


   2 / 3
select
to print
 Portilla, J. Gregorio and Moreno, Freddy Un manuscrito de finales del siglo XVII: primera manifestación de un estudió astronómico y cronológico autóctono en territorio neogranadino. Rev. acad. colomb. cienc. exact. fis. nat., Jun 2019, vol.43, no.167, p.255-272. ISSN 0370-3908


   3 / 3
select
to print
 Portilla, J. Gregorio. Caldas y el gran cometa de 1807. Rev. acad. colomb. cienc. exact. fis. nat., Mar 2017, vol.41, no.159, p.244-252. ISSN 0370-3908


page 1 of 1
   


Refine the search
  Database : article Advanced form   
Search for : Free form    Basic form

    Search in field  
1  
2
3
 
           



Search engine: iAH powered by WWWISIS

BIREME/PAHO/WHO - Latin American and Caribbean Center on Health Sciences Information