FAJARDO QUESADA, Annier Jesús; HERNÁNDEZ GONZÁLEZ, Eduardo Antonio; HERRERO PACHECO, René; BERITÁN YERO, Lisannia Virgen. Chapter 7. Heat maps: representing research density. In: Applied bibliometrics. From data to publication (Spanish Edition). [s.l.] : AG Editor,2025. p. 109–114. DOI: 10.62486/978-9915-9680-6-3.ch07. Disponível em: https://books.southam.pub/index.php/books/catalog/book/978-9915-9680-6-3/chapter/24. Acesso em: 30 dec. 2025.