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- [9] ADVICE ON CLAIMING TAX DEDUCTIONS FOR ATTENDANCE AT PROFESSIONAL MEETINGS TIERARZTLICHE UMSCHAU, 1987, 42 (08): : 643 - 643
- [10] NETWORK SCHEDULES USED FOR ORGANIZING TECHNICAL INFORMATION MEETINGS NAUCHNO-TEKHNICHESKAYA INFORMATSIYA SERIYA 1-ORGANIZATSIYA I METODIKA INFORMATSIONNOI RABOTY, 1968, (04): : 12 - +