lecture cev (0) 3

9 mins 25 secs

9 mins 38 secs

6 mins 14 secs

24 secs

30 secs

7 mins 59 secs

7 mins

48 secs

8 mins

12 mins 57 secs

20 secs

2 mins 40 secs

8 mins 52 secs

7 secs

3 mins 4 secs

8 mins 48 secs

1 min 54 secs

12 secs

28 secs

12 mins 41 secs

1 min 25 secs

10 mins 10 secs

1 min 15 secs

7 mins 11 secs

8 mins 1 sec