Какой способ подключения шрифтов самый практичный и надежный?

@font-face {
	font-family: 'cmr';
	src: url('Montserrat-Regular?#iefix') format('embedded-opentype'), url('Montserrat-Regular.otf') format('opentype'),
		url('Montserrat-Regular.woff') format('woff'), url('Montserrat-Regular.ttf') format('truetype'), url('Montserrat-Regular.svg#StandardCTStencil-Bold') format('svg');
	font-weight: 400;
	font-style: normal;
}

@font-face {
	font-family: 'ssb';
	src: url('StandardCTStencil-Bold.eot?#iefix') format('embedded-opentype'), url('StandardCTStencil-Bold.otf') format('opentype'),
		url('StandardCTStencil-Bold.woff') format('woff'), url('StandardCTStencil-Bold.ttf') format('truetype'), url('StandardCTStencil-Bold.svg#StandardCTStencil-Bold') format('svg');
	font-weight: 700;
	font-style: normal;
}

@font-face {
	font-family: 'tds';
	src: url('Tele2DisplaySerif-Bold.eot?#iefix') format('embedded-opentype'), url('Tele2DisplaySerif-Bold.otf') format('opentype'),
		url('Tele2DisplaySerif-Bold.woff') format('woff'), url('Tele2DisplaySerif-Bold.ttf') format('truetype'), url('Tele2DisplaySerif-Bold.svg#Tele2DisplaySerif-Bold') format('svg');
	font-weight: 700;
	font-style: normal;
}

@font-face {
	font-family: 'tds';
	src: url('Tele2DisplaySerif-Regular.eot?#iefix') format('embedded-opentype'), url('Tele2DisplaySerif-Regular.otf') format('opentype'),
		url('Tele2DisplaySerif-Regular.woff') format('woff'), url('Tele2DisplaySerif-Regular.ttf') format('truetype'), url('Tele2DisplaySerif-Regular.svg#Tele2DisplaySerif-Regular') format('svg');
	font-weight: 400;
	font-style: normal;
}

@font-face {
	font-family: 'tts';
	src: url('Tele2TextSans-Bold.eot?#iefix') format('embedded-opentype'), url('Tele2TextSans-Bold.otf') format('opentype'),
		url('Tele2TextSans-Bold.woff') format('woff'), url('Tele2TextSans-Bold.ttf') format('truetype'), url('Tele2TextSans-Bold.svg#Tele2TextSans-Bold') format('svg');
	font-weight: 700;
	font-style: normal;
}

@font-face {
	font-family: 'tts';
	src: url('Tele2TextSans-Regular.eot?#iefix') format('embedded-opentype'), url('Tele2TextSans-Regular.otf') format('opentype'),
		url('Tele2TextSans-Regular.woff') format('woff'), url('Tele2TextSans-Regular.ttf') format('truetype'), url('Tele2TextSans-Regular.svg#Tele2TextSans-Regular') format('svg');
	font-weight: 400;
	font-style: normal;
}