diff --git a/API_Reference.py b/API_Reference.py
index e014ab9..82fded3 100644
--- a/API_Reference.py
+++ b/API_Reference.py
@@ -257,12 +257,20 @@ wilson_loop_array = guan.calculate_wilson_loop(hamiltonian_function, k_min=-math
 
 x_array, y_array = guan.read_one_dimensional_data(filename='a', format='txt')
 
+x_array, y_array = guan.read_one_dimensional_complex_data(filename='a', format='txt')
+
 x_array, y_array, matrix = guan.read_two_dimensional_data(filename='a', format='txt')
 
+x_array, y_array, matrix = guan.read_two_dimensional_complex_data(filename='a', format='txt')
+
 guan.write_one_dimensional_data(x_array, y_array, filename='a', format='txt')
 
+guan.write_one_dimensional_data_without_opening_file(x_array, y_array, file)
+
 guan.write_two_dimensional_data(x_array, y_array, matrix, filename='a', format='txt')
 
+guan.write_two_dimensional_data_without_opening_file(x_array, y_array, matrix, file)
+
 guan.print_array(array, show_index=0, index_type=0)
 
 
@@ -282,7 +290,7 @@ guan.plot_two_array_with_two_horizontal_array(x1_array, x2_array, y1_array, y2_a
 
 guan.plot_three_array(x_array, y1_array, y2_array, y3_array, xlabel='x', ylabel='y', title='', fontsize=20, labelsize=20, show=1, save=0, filename='a', format='jpg', dpi=300, style_1='', style_2='', style_3='', y_min=None, y_max=None, linewidth_1=None, linewidth_2=None, linewidth_3=None,markersize_1=None, markersize_2=None, markersize_3=None, adjust_bottom=0.2, adjust_left=0.2)
 
-guan.plot_three_array_with_three_horizontal_array(x1_array, x2_array, x3_array, y1_array, y2_array, y3_array, xlabel='x', ylabel='y', title='', fontsize=20, labelsize=20, show=1, save=0, filename='a', format='jpg', dpi=300, style_1='', style_2='', style_3='', y_min=None, y_max=None, linewidth_1=None, linewidth_2=None, linewidth_3=None,markersize_1=None, markersize_2=None, markersize_3=None, adjust_bottom=0.2, adjust_left=0.2)
+guan.plot_three_array_with_three_horizontal_array(x1_array, x2_array, x3_array, y1_array, y2_array, y3_array, xlabel='x', ylabel='y', title='', fontsize=20, labelsize=20, show=1, save=0, filename='a', format='jpg', dpi=300, style_1='', style_2='', style_3='', y_min=None, y_max=None, linewidth_1=None, linewidth_2=None, linewidth_3=None, markersize_1=None, markersize_2=None, markersize_3=None, adjust_bottom=0.2, adjust_left=0.2)
 
 guan.plot_3d_surface(x_array, y_array, matrix, xlabel='x', ylabel='y', zlabel='z', title='', fontsize=20, labelsize=15, show=1, save=0, filename='a', format='jpg', dpi=300, z_min=None, z_max=None, rcount=100, ccount=100)