Judul: Pemilihan Pemasok Berdasarkan Kualitas Bahan Baku dalam Supply Chain Network dengan Integer Linear Programming
Abstrak: Supplier is a provider of raw materials needed by company to produce goods and services. Raw materials shipped from supplier to manufactures have different qualities. The quality of raw materials affects purchasing costs for raw materials and reprocessing cost in manufactures. Raw material with high quality does not require reprocessing but its purchasing price is higher than other raw material. Although their purchasing prices are lower, raw materials with medium or low quality still need reprocessing. In this manuscript, supplier selection problem is formulated in term of integer linear programming, where the objective is to maximize the company profit. As an implementation, we considered a Noodle XYZ company with supply chain consisting of 5 potential suppliers, 3 manufactures, 3 warehouses, and 4 customers. The company selects suppliers based on the quality of raw materials offered, cost of hired suppliers, and distribution of the product. The optimal solution is obtained in term of suppliers to be selected and distribution of the product which maximizing profits.
Keyword: raw materials quality option, supplier selection, supply chain

Judul: Study on supplier selection and evaluation  in paper supply chain
Abstrak: Over the last decade a major change has stricken pulp and paper industry. Increasing demand, more selective raw materials acquisition, and more competitive environment of the industry are three leading dimension that fill the change. In such condition, all actors involved in pulp and paper industry are required to pay more attention in their functions and activities to run effectively and efficiently. Supply chain management (SCM) is an approach through which such this objective can be achieved. In SCM perspective, inter-parties integration becomes a necessity to deal with any conflicting objective between different functions. In line with this, a good relationship with suppliers could ultimately improve competitiveness of the entire supply chain. Selecting right suppliers is the first strategic decision that determines the success in implementation of SCM. It plays a key role in any organization because it significantly reduces the unit price and improves corporate competitiveness. Furthermore, emphasis on quality and delivery, beside of cost consideration, in today’s globally competitive market adds the complexity of supplier selection decision.
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Judul: Performa kecoa madagaskar (Gromphadorhina portentosa) pada tipe tempat sembunyi yang berbeda
Abstrak: Madagascar cockroaches come from Madagascar Island in the southest of Africa Beach. This cockroaches is a giant cockroaches in the world and as big as a giant beetle that called as "giant cockroaches". Madagascar cockroaches is a giant cockroaches and have a different character with another cockroaches, that is big size and types that it make it looks like beetle, fizz, doesn't bite, doesn't have wings and outdorless so that these cockroaches harmless for human and can be keep as pets that quite popular all over the world because of it's unique.
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