Disclosing the Impact of Millennial Attitude Toward Instagram Advertising on Their Attitude Toward Brand and Purchase Intention in Pandemic COVID-19Augustinus Setijanto, Mohammad Hamsal, Asnan Furinto and Rano KartonoE3S Web of Conf., 388 (2023) 03029DOI: https://doi.org/10.1051/e3sconf/202338803029