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This volume consists of papers presented at the Fifth International Workshop on Computer Aided Scheduling of Public Transport, which was held in Montreal from August 19th to the 23rd, 1990. Since the first Workshop in Chicago in 1975 the field had matured considerably. In 1975, there were no presentations that described systems which had been implemented and used on a regular basis. By 1980, in Leeds, and certainly by 1983, in Montreal, several systems were in regular use. They were based on both heuristics and mathematical programming techniques. In 1990, there were more than one hundred...

L'A(c)tude sur l'agroforesterie comme solution A la rA(c)duction des conflits entre humains et faune sauvage a A(c)tA(c) menA(c)e dans la zone d'intA(c)rAat cynA(c)gA(c)tique (ZIC) 19 de TchA(c)boa au Nord Cameroun. L'objectif global A(c)tait de contribuer A la gestion durable de la faune sauvage A travers l'amA(c)lioration des connaissances sur les pratiques agroforestiA]res adaptA(c)es A la zone. Pour y parvenir, les observations directes, les entretiens structurA(c)s avec les paysans et les entretiens semi structurA(c)s avec les autres parties prenantes ont A(c)tA(c) rA(c)alisA(c)s. La...