Message: Only variable references should be returned by reference
Line Number: 257
Message: Declaration of MY_Lang::load($langfile = '', $idiom = '', $return = false, $add_suffix = true, $alt_path = '') should be compatible with MX_Lang::load($langfile = Array, $lang = '', $return = false, $add_suffix = true, $alt_path = '', $_module = '')
Line Number: 28
Message: Only variables should be assigned by reference
Line Number: 150
Statistics being generated by studies in this collection covers topics on housing, dwellings and human settlements.
Source: UNECE. Classification of Statistical Activities. CSA Rev. 1 - October 2009