Poongup Lee Jangkeun Jeong Navrati Saxena Jitae Shin Dynamic Reservation Scheme of Physical Cell Identity for 3GPP LTE Femtocell Systems. 207-220 2009 5 JIPS 4 http://dx.doi.org/10.3745/JIPS.2009.5.4.207 db/journals/jips/jips5.html#LeeJSS09