DING - Direct Injection Natural Gas by

Effects of direct water injection and injector configurations on performance and emission characteristics of a gasoline direct injection engine: A computational fluid dynamics analysis - Ankit A Raut, J M Mallikarjuna, 2020

PDF) Direct injection of natural gas/liquid diesel fuel sprays

Particulate emissions from gasoline direct injection engines: A review of how current emission regulations are being met by automobile manufacturers - ScienceDirect

Investigation on steam direct injection in a natural gas engine for fuel savings - ScienceDirect

Low pressure direct injection strategies effect on a small SI natural gas two-stroke engine's energy distribution and emissions - ScienceDirect

Direct Injection Gas and Diesel Technology - Engine Builder Magazine

Sustainability, Free Full-Text

Hydrogen Economy and Role of Hythane as a Bridging Solution: A Perspective Review

Processes, Free Full-Text

Direct Injection Fuel System - an overview

Overview, Advancements and Challenges in Gasoline Direct Injection Engine Technology

Gasoline direct injection - Wikipedia

Influence of Methane Emissions and Vehicle Efficiency on the Climate Implications of Heavy-Duty Natural Gas Trucks