Items where Author is "Umroh, Asiatul"
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Umroh, Asiatul (2025) Pengujian january effect dengan abnormal return, trading volume activity, security return variability, dan bid-ask spread: Studi pada emiten yang tergabung pada Indeks LQ 45 periode 2023-2025. Undergraduate thesis, Universitas Islam Negeri Maulana Malik Ibrahim.