Operations research
- v.p.
Sanction dt.09/03/1988(wdr no.6059a;acc.no.1902); (wdr no.6057;acc.no.2567); (wdr no.6059;acc.no.2833)
Sanction dt.30/09/1982(wdr no.1382;acc.no.2878); (wdr no.1394;acc.no.3353); (wdr no.1383;acc.no.3803); (wdr no.1384-85;acc.no.5045-46); (wdr no.1386-87;acc.no.8018-19); (wdr no.1389-90;acc.no.9853-54); (wdr no.1391;acc.no.11721); (wdr no.1392;acc.no.14626);