Abstract The earliest European carvings, made of mammoth ivory, depict animals, humans, and anthropomorphs.They are found at Early Aurignacian sites of the Swabian Jura in Germany.Despite the wide geographical spread of the Aurignacian across Europe, these carvings have no contemporaneous counterparts.Here, we document a small, intriguing object, t
In this paper, the fuzzy Roller Skates multi-depot vehicle routing problem with simultaneous pickup and delivery (FMDVRP-SPD) is investigated.The FMDVRP-SPD is the problem of allocating customers to several depots, so that the optimal set of routes is determined simultaneously to serve the pickup and the delivery demands of each customer within sca
The global monetary crisis in 2007-2008 and the focus of development on climate changesmake it important to promote a healthy economic growth based on the local resources, Theeconomic crisis, which has slowed down the economic growth and has caused job losseswhich result in increasing unemployment and poverty, should alter the focus of Indonesianec
The presence of polycyclic aromatic hydrocarbons (PAHs) in soil negatively affects the environment and the degradation of these contaminants is influenced by nitrogen metabolism.However, the mechanisms underlying the interrelationships between the functional genes involved in nitrogen metabolism and phenanthrene (PHE) biodegradation, as well as the
The presence of polycyclic aromatic hydrocarbons (PAHs) in soil negatively affects the environment and the degradation of these contaminants is influenced by nitrogen metabolism.However, the mechanisms underlying the interrelationships between the functional genes involved in nitrogen metabolism and phenanthrene (PHE) biodegradation, as well as the