Journal of Electric Propulsion. Springer International Publishing.
Chicago-čujuhus (17. p.)Journal of Electric Propulsion. Springer International Publishing.
MLA-čujuhus (9. p.)Journal of Electric Propulsion. Springer International Publishing.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.