共 50 条
- [46] ENVIRONMENTAL ENHANCEMENT - CHALLENGE TO ENGINEERS AND SCIENTISTS JOURNAL WATER POLLUTION CONTROL FEDERATION, 1973, 45 (05): : 809 - 813
- [47] FARAKKA BARRAGE PROJECT - CHALLENGE TO ENGINEERS PROCEEDINGS OF THE INSTITUTION OF CIVIL ENGINEERS PART 1-DESIGN AND CONSTRUCTION, 1975, 58 (FEB): : 67 - 84
- [48] TODAYS CHALLENGE TO ENGINEERS - LEAD OR BE LED ENGINEERING EDUCATION, 1981, 71 (07): : 680 - 683