Passengers wait at the Retiro bus station for the call-off of the general strike of the long distance transportation industry, in Buenos Aires, capital of Argentina, on May 4, 2013. Last Friday, workers of the long distance transportation unions, ratified the general strike that started on last Thursday, to demand a 23 percent salary increase. (Xinhua/TELAM)

Passengers wait at the Retiro bus station for the call-off of the general strike of the long distance transportation industry, in Buenos Aires, capital of Argentina, on May 4, 2013. Last Friday, workers of the long distance transportation unions, ratified the general strike that started on last Thursday, to demand a 23 percent salary increase. (Xinhua/TELAM)

Passengers wait at the Retiro bus station for the call-off of the general strike of the long distance transportation industry, in Buenos Aires, capital of Argentina, on May 4, 2013. Last Friday, workers of the long distance transportation unions, ratified the general strike that started on last Thursday, to demand a 23 percent salary increase. (Xinhua/TELAM)

Passengers wait at the Retiro bus station for the call-off of the general strike of the long distance transportation industry, in Buenos Aires, capital of Argentina, on May 4, 2013. Last Friday, workers of the long distance transportation unions, ratified the general strike that started on last Thursday, to demand a 23 percent salary increase. (Xinhua/TELAM)

A passenger waits at the Retiro bus station for the call-off of the general strike of the long distance transportation industry, in Buenos Aires, capital of Argentina, on May 4, 2013. Last Friday, workers of the long distance transportation unions, ratified the general strike that started on last Thursday, to demand a 23 percent salary increase. (Xinhua/TELAM)