Regularized regression in ultra-small chemometric datasets: A methodological case study using FTIR spectra of Schiff bases - Khudhayr Abdullah Rashedi; Tariq Saleh Alshammari; Khalid Mohammed Alshammari; Talal Abdulrahman Alanazi; Javid Shabbir; Tahir Mehmood (PLoS ONE, 2026)