Final answer:
The provided references do not identify the Argentinian poet responsible for launching the first Surrealist magazine in 1928. Key figures in Surrealism, such as André Breton, are mentioned, but the specific individual in question is not detailed in the information given.
Step-by-step explanation:
The Argentinian poet who launched the first Surrealist magazine in 1928 was not mentioned in the provided references. In the context of the Surrealist movement, it is important to note that André Breton is a key figure, often referred to as the father of Surrealism, who published the first Manifesto of Surrealism in 1924 and was a founder of the movement. The references provided discuss other artists such as Rufino Tamayo, Maria Izquierdo, and Juan Gris who were associated with Surrealism or other contemporary art movements, but they are not credited with the launch of a Surrealist magazine. Surrealism's emphasis on the irrational, the emotional, the personal, and the subconscious was a significant shift from traditional art expressions and was spread by various publications and international expositions mentioned in the references.