@conference {Stanimir_Valtchev23921514,
	title = {High Efficiency Resonant Power Conversion},
	booktitle = {1st USSR Conference (with international participation) of Power Electronics Systems and Low{\textendash}Power Converters Equipment (SES i UMPT), Alma{\textendash}Ata, USSR},
	year = {1990},
	note = {n/a},
	abstract = {n/a},
	author = {Stanimir Valtchev}
}
