publicaciones seleccionadas artículo académico Long-term Variability of H$_2$CO Masers in Star-forming Regions. The Astrophysical Journal Supplement Series. 232:1-17. 2017 Study of Interstellar Molecular Clouds using Formaldehyde Absorption toward Extragalactic Radio Sources. The Astrophysical Journal. 784:1-25. 2014