import { FormItemImpl } from '../../impl/form-item-impl';
import { DateRange } from '../date-range';
import { YearQuarter } from '../year-quarter';
export declare class YearQuarterRangeItem extends FormItemImpl<DateRange<YearQuarter>> {
    value: DateRange<YearQuarter>;
    rangeLimits: DateRange<YearQuarter>;
}
export declare function instanceofYearQuarterRangeItem(object: any): object is YearQuarterRangeItem;