@misc{10498/12306,
year = {1901},
month = {1},
url = {http://hdl.handle.net/10498/12306},
publisher = {Madrid :
   
     Imp. de M. Rojas,},
booktitle = {Tomo 48},
title = {El siglo médico
   Tomo 48 Nº2456 (20/01/1901)},
author = {},
}