Type II supernova spectral diversity. I. Observations, sample characterization, and spectral line evolution
Gutiérrez, Claudia P.; Anderson, Joseph P.; Hamuy Wackenhut, Mario; Morrell, Nidia; González Gaitán, Santiago; Stritzinger, Maximilian D.; Phillips, Mark M.; Galbany, Lluis; Folatelli, Gastón; Dessart, L.; Contreras, Carlos; Della Valle, Massimo; Freedman, Wendy L.; Hsiao, Eric; Krisciunas, Kevin; Madore, Barry F.; Maza Sancho, José; Suntzeff, Nicholas B.; Prieto, José Luis; González, Luis; Cappellaro, Enrico; Navarrete, Mauricio; Pizzella, Alessandro; Ruiz González, María Teresa; Smith, R. Chris; Turatto, Massimo (IOP Publishing Ltd., 2017)