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- [23] BRIDGING BARRIERS TO EFFECTIVE COMMUNICATION ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1983, 185 (MAR): : B1 - ACSC
- [25] DEVELOPMENT OF EFFECTIVE ROCKFALL BARRIERS JOURNAL OF TRANSPORTATION ENGINEERING-ASCE, 1995, 121 (06): : 507 - 516
- [26] LEGAL BARRIERS TO EFFECTIVE BARGAINING AFL-CIO AMERICAN FEDERATIONIST, 1976, 83 (08): : 22 - 24