@misc{10498/13979,
year = {1920},
month = {5},
url = {http://hdl.handle.net/10498/13979},
publisher = {Madrid :
   
     Imp. de M. Rojas,},
booktitle = {Tomo 67},
title = {El siglo médico
   Tomo 67 Nº3465 (08/05/1920)},
author = {},
}