@Article{ authors = " Carlos Gutiérrez-García, Mikel Pérez-Gutiérrez, Javier Brieva-Ortega", title = "Fifty years of martial arts periodicals published in Spain ", journal = "Ido Movement for Culture : journal of martial arts anthropology : theory of culture, psychophysical culture, cultural tourism, anthropology of martial arts, combat sports", issue = "2011 / Tom 11 / Numer 2", pages = "23 - 31" }

@Article{ authors = " Mikel Pérez-Gutiérrez, David H. K. Brown, Eduardo Álvarez, Carlos Gutiérrez-García", title = "Asian martial arts bibliographies (1943–2013): a review", journal = "Ido Movement for Culture : journal of martial arts anthropology : theory of culture, psychophysical culture, cultural tourism, anthropology of martial arts, combat sports", issue = "2014 / Tom 14 / Numer 3", pages = "1 - 9" }