{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Fundamental Constants, including: Speed Of Light, Gravitational Constant, Fine-structure Constant, Boltzmann Constant, Dimensionless Physical ... Coupling Constant, Planck Constant","author_name":"Hephaestus Books","thumbnail_url":"https://www.ebooknetworking.net/books/124/296/big1242966293.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1242966293.html\">Fundamental Constants, including: Speed Of Light, Gravitational Constant, Fine-structure Constant, Boltzmann Constant, Dimensionless Physical ... Coupling Constant, Planck Constant</a>","width":400,"height":300}