@article{ElAbd2019ApJA, 
author = El-Abd, S., Brogan, C.L., Hunter, T.R., Willis, E.R., Garrod, R.T., McGuire, B.A., 
title = Interstellar glycolaldehyde, methyl formate, and acetic acid I: A bi-modal abundance pattern in star-forming regions, 
journal = Astrophysical Journal, 
year = 2019, 
volume = 883, 
pages = 129 
}