About the Publisher

River Publication House & Media (RPHM) is a global information Center  that helps institutions and professionals to access highest quality journals and delivers research to the widest possible audience through open access policy.  Our Service Open science Built on the widest range of trusted, high-quality, interdisciplinary research and scholarly literature, Science Direct helps uncover answers to the world’s most pressing questions. Whether you’re a teacher, student, librarian or researcher, Science Direct will help you build a solid knowledge foundation, stay on top of your field and gain in-depth insights into trending topics as you take your next steps in discovery Online access to River Publication House  high-quality, authoritative journals and books enables those at any level of academia to gain new knowledge and develop critical insights into a wide variety of disciplines, from foundational science to novel research in emerging fields.