Quasar Black Hole Mass Estimates from High-Ionization Lines: Breaking a Taboo? by Paola Marziani, Ascensión del Olmo, Mary Loli Martínez-Aldama, Deborah Dultzin, Alenka Negrete, Edi Bon, Natasa Bon, Mauro D’Onofrio

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From Sub-Solar to Super-Solar Chemical Abundances along the Quasar Main Sequence by Paola Marziani, Alberto Floris, Alice Deconto-Machado, Swayamtrupta Panda, Marzena Sniegowska, Karla Garnica, Deborah Dultzin, Mauro D’Onofrio, Ascensión Del Olmo, Edi Bon, Nataša Bon

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