El hombre que pregunta

Heredia es contratado para investigar las extrañas circunstancias que rodean la muerte de Francisco Ritter, un renombrado crítico literario. La versión policial dice que su muerte se debió a un accidente, pero su vecina y antigua amante, Berta Zamudio, piensa otra cosa y por eso recurre a los servicios del detective. La novela de Díaz Eterovic entrega una notable galería de personajes. 

Mechanical energy storage technologies

This book presents a comprehensive reference that systemically describes various mechanical energy storage technologies. State-of-the-art energy storage systems are outlined with basic formulation, utility, and detailed dynamic modeling examples, making each chapter a standalone module on storage technology. Each chapter includes a detailed mathematical model of the given energy storage system along with solved and unsolved examples, case studies, and prospects among emerging technologies and solutions for future energy systems.

Mechanical design

Mechanical Design: Theory and Applications, Third Edition introduces the design and selection of common mechanical engineering components and machine elements, hence providing the foundational "building blocks" engineers needs to practice their art. In this book, readers will learn how to develop detailed mechanical design skills in the areas of bearings, shafts, gears, seals, belt and chain drives, clutches and brakes, and springs and fasteners.

Senecabot