00453nam a22001577a 4500 20260709114218.0 260709b |||||||| |||| 00| 0 eng d 9023722604 eng 332.678 DAS/O Das, R.K. Optimal investment planning A reappraisal of Mahalonobis-Fel' dman strategy /by R.K. Das Netherland: Rotterdam University Press; 1974. 146p. BK 48538 48538 0 0 0 0 NFIC PBBCL PBBCL GEN 2026-07-09 0 332.678 DAS/O 054817 2026-07-09 2026-07-09 BK