He founded the literary magazine, Revista Literaria Jagüey and organized and presided over the first conference of the Venezuelan Journalists Association.

Alfonzo continued to write for various newspapers and to found and direct new magazines, while working for first the government and then Creole Petroleum Corporation.

In his fiction, he developed an imaginative style, and he published Los Cielos de la Muerte in 1949.

In 1986, in Cumaná, the Universidad de Oriente conferred on Alfonzo an honorary Doctorate in Humanities, in recognition of his exemplary literary work, and his advocation of the value of popular culture and folklore.

He was a master of dialog that reflected the vagaries of the human mind, and memory, without descending into pure stream of consciousness.