///Поиск по определенным вводным параметрам
private void buttonGetTeamByFootballer_Click(object sender, EventArgs e)
{
var teamList = TeamServices.GetByFootballer(Convert.ToInt32(textBox1.Text));
foreach (var team in teamList)
{
richTextBox1.Text += Convert.ToString(team) + "\n";
}
}
