 He continued to contribute to numerous Ultraist reviews, including "Grecia" (1919–1920), "Cervantes" (1919–1920), "Ultra" (1921–1922), "Tableros" (1922), "Horizontes", "Cosmópolis", and various European magazines such as "Manomètre", of which he became an editor in 1925.In 1923, in an article in the September issue of "Alfar", he launched a polemic against Creacionismo, the movement founded by his old acquaintance Vicente Huidobro.In it, he accused Huidobro of stealing the aesthetic from Julio Herrera y Reissig, the Uruguayan modernist.