Slag and ash chemistry after high-calcium lignite combustion in a pulverized coal-fired power plant by Papastergios G., Fernandez –Turiel J.L., Georgakopoulos A. and Gimeno D. Global NEST Journal
Tracing dispersed coaly-derived particles in modern sediments: an environmental application of organic petrography by Kalaitzidis S., Christanis K., Cornelissen G. and Gustafsson Global NEST Journal