import { AgendaEvent } from "./agenda-event.model";
import { AgendaEventPerDay } from "./agenda-event-per-day.model";
import { Month } from "./month.model";
import { Week } from "./week.model";
import { Day } from "./day.model";
export declare const NULL_AGENDA_EVENT: AgendaEvent;
export declare const NULL_AGENDA_EVENT_PER_DAY: AgendaEventPerDay;
export declare const NULL_MONTH: Month;
export declare const NULL_WEEK: Week;
export declare const NULL_DAY: Day;
