Use either the DOI or the article number.
List up to 6 authors; for 7 or more, list the first author and then et al.
[#] Author, "Article title," Abbreviated Title of Journal, vol. #, no. #, page range, month year, doi: xxx.
[1] R. Fardel, M. Nagel, F. Nuesch, T. Lippert, and A. Wokaun, “Fabrication of organic light emitting diode pixels by laser-assisted forward transfer,” Appl. Phys. Lett., vol. 91, no. 6, Aug. 2007, Art. no. 061103.
[2] T. Brunschwiler et al., “Formulation of percolating thermal underfills using hierarchical self-assembly of microparticles and nanoparticles by centrifugal forces and capillary bridging,” J. Microelectron. Electron. Packag., vol. 9, no. 4, pp. 149–159, 2012, doi: 10.4071/imaps.357.
[#] J. K. Author, “Title of paper,” presented at the Abbreviated Name of Conf., City of Conference, State, Country, Month and day(s), year, Paper number.
[1] J. Arrillaga and B. Giessner, “Limitation of short-circuit levels by means of HVDC links,” presented at the IEEE Summer Power Meeting, Los Angeles, CA, USA, Jul. 12–17, 1990, Paper 70 CP 637.
[2] D. Caratelli, M. C. Viganó, G. Toso, and P. Angeletti, “Analytical placement technique for sparse arrays,” presented at the 32nd ESA Antenna Workshop, Noordwijk, The Netherlands, Oct. 5–8, 2010.
If the year is given in the conference title, it may be omitted from the end of the reference as shown in the second example below.
[3] A. Amador-Perez and R. A. Rodriguez-Solis, “Analysis of a CPW-fed annular slot ring antenna using DOE,” in Proc. IEEE Antennas Propag. Soc. Int. Symp., Jul. 2006, pp. 4301–4304.
[4] G. R. Faulhaber, “Design of service systems with priority reservation,” in Conf. Rec. 1995 IEEE Int. Conf. Commun., pp. 3–8.
[5] G. Veruggio, “The EURON roboethics roadmap,” in Proc. Humanoids ’06: 6th IEEE-RAS Int. Conf. Humanoid Robots, 2006, pp. 612–617, doi: 10.1109/ICHR.2006.321337.
A Digital Object Identifier (DOI) is an alphanumeric string that provides a persistent link to content online. It is good practice to try to include a DOI for every citation accessed electronically.