Columbia subject headings:
Gómez de la Serna, Ramón, 1888-1963--Criticism and interpretation.
Lanza, Silverio, 1856-1912--Criticism and interpretation.
Harvard subject headings:
Gómez de la Serna, Ramón, 1888-1963--Humor.
Lanza, Silverio, 1856-1912--Humor.
Princeton subject headings: