EDGAR Filing Documents for 0000863157-13-000059

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:

SEC Accession No. 0000863157-13-000059

Filing Date

2013-03-28

Accepted

2013-03-28 11:20:47

Documents

Period of Report

2013-02-03

Document Format Files

Seq	Description	Document	Type	Size
1	10-K	petm-20130203x10k.htm	10-K	2381503
2	EXHIBIT 10.11	petm-20130203xex1011.htm	EX-10.11	151180
3	EXHIBIT 21.1	petm-20130203xex211.htm	EX-21.1	4795
4	EXHIBIT 23.1	petm-20130203xex231.htm	EX-23.1	3287
5	EXHIBIT 31.1	petm-20130203xex311.htm	EX-31.1	16786
6	EXHIBIT 31.2	petm-20130203xex312.htm	EX-31.2	16694
7	EXHIBIT 32.1	petm-20130203xex321.htm	EX-32.1	6383
8	EXHIBIT 32.2	petm-20130203xex322.htm	EX-32.2	6528
15		g364493g43d32.jpg	GRAPHIC	6257
16		petm2013.jpg	GRAPHIC	109464
	Complete submission text file	0000863157-13-000059.txt		13148351

Data Files

Seq	Description	Document	Type	Size
9	XBRL INSTANCE DOCUMENT	petm-20121028.xml	EX-101.INS	2188835
10	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	petm-20121028.xsd	EX-101.SCH	62863
11	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	petm-20121028_cal.xml	EX-101.CAL	115538
12	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT	petm-20121028_def.xml	EX-101.DEF	164743
13	XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT	petm-20121028_lab.xml	EX-101.LAB	841075
14	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	petm-20121028_pre.xml	EX-101.PRE	454093

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