Chhaya PATEL. Investigation on Performance Appraisal System in Bharat Sanchar Nigam Limited (BSNL) . Modern Perspectives in Economics, Business and Management Vol. 6, [S. l.], p. 144–151, 2021. DOI: 10.9734/bpi/mpebm/v6/2725F. Disponível em: https://stm.bookpi.org/MPEBM-V6/article/view/3411. Acesso em: 4 jun. 2026.