Scientific Writing
Reference and Citations

EndNote 20
EndNote will take care of the tedious task of creating bibliographies for your scientific papers. Leave the tedious work of formatting citations and bibliographies, searching for and entering references, and finding full-text articles to EndNote.
Article Galaxy
Article Galaxy is an award-winning software-as-a-service (SaaS) research intelligence platform that provides data-driven insights and once-click access to scientific, technical and medical (STM) content at the lowest legal cost, filtering against Open Access, subscriptions, publisher pay-per-view tokens and even full-text rentals.
Equations, Formulas and Graphs

MathType
MathType is a powerful interactive equation editor for Windows and Macintosh that lets you create mathematical notation for word processing, web pages, desktop publishing, presentations, and for TeX, LaTeX, and MathML documents.