“MICROFACIES AND MICROFOSSIL ASSEMBLAGES (SMALLER FORAMINIFERS, ALGAE, PSEUDOALGAE) OF THE HUECO GROUP AND LABORCITA FORMATION (UPPER PENNSYLVANIAN-LOWER PERMIAN) SOUTH-CENTRAL NEW MEXICO, USA” (2003) RIVISTA ITALIANA DI PALEONTOLOGIA E STRATIGRAFIA , 109(1). doi:10.13130/2039-4942/5491.